Chapter-1: Sub-division of biology

5. The comparative study of the different cultures and the scientific explanation is known as = Ethnology
6. The study of properties and method of biological systems found in nature and use of this knowledge in mechanical world is known as = Bionics
13. Lexicography is related to = Compilation of dictionary
14. The study related to the plants being used as vegetable is called = Olericulture
20. The branch of study dealing with old age and ageing is called = Gerontology
25. What does the philatelist do? = Collects stamps
28. What is lithotripsy? = Breaking of kidney stone through rays

Chapter-2: Evolution of life

1. Darwin’s theory of natural selection is based on = Over production; Struggle for existence and variation; and Survival of the fittest
2. Who propounded the theory of evolution? = Darwin
3. According to recent proof, the life on earth emerged approximately = Before 2,000,000,000 years
4. Which is the oldest organism on earth? = Blue-green algae
5. Who explained first the evolution of life? = Lamarck
6. The mutation theory of evolution was enunciated by = Hugo de Vries
7. With reference to the evolution of living organisms, which one of the following sequences is correct? = Salamander - Python - Kangaroo
8. The main factor of evolution is = Natural selection
9. In the context of organic evolution, the loss of limbs in snakes is explained by the phenomenon of = Use and disuse of organs
10. About whom is said ‘India’s large wild cat’ has recently become extinct? = Cheetah
11. Latest ancestor of modern human is = Cro-magnon man
12. Archeopteryx is = Most ancient bird of Jurassic age
13. ‘Archaeopteyrx’ is a connecting link between which of the following classes of animal? = Reptilia and Aves
14. Mammoth is the ancestor of = Elephant
15. Dinosaurs were = Mesozoic reptiles

Chapter-3: Taxonomy
2. Of the following which one is not a fish? = Starfish
3. Biologists have so far known, found and identified a large number of species in the plant and animal kingdom. In terms of numbers, the largest
found and identified so far is from among the = Insects
4. Warm-blooded animals are those which can keep their body temperature = Constant temp. all time
5. Of the following, which one is a true fish? = Catfish
6. Which one of the following is a true fish? = Seahorse
7. Which is the largest mammal? = Whale
8. From which of following groups does the whale belongs? = Mammals
9. Which one is a mammal? = Whale
10. Which of the following species is the largest of the ‘toothed-whales’? = Sperm whale
11. Which among the following one lays eggs and does not produce young ones directly? = Echidna
12. Mammal capable in flying is = Bat
13. Amongst the following flying organisms, which one does not belong to the group, Aves? = Bat
14. Dolphins are classified in = Mammals
15. From the following option, seal is the species of = Mammal
16. Amphibia are = Animals living equally in water and on land both
17. Which of the following property separate a man/human from apes? = Envice a desire to learn
18. Among the following, which one is not an ape? = Langur
19. Smallest man-like ape is = Gibbon
20. Nilgai belongs to the following Family = Deer
21. Octopus is = A molluse
22. The largest invertebrate is = Squid
23. Among the following organisms, which one does not belong to the class of other three? = Crab
24. White leg-horn is a variety of = Fowl
25. Ticks and mites are actually = Arachnids
26. Glow worm is = An insect
27. Which one of the following is not an insect? = Spider
28. Spiders are different from insects because they have = Eight legs
29. Which is not insect amongst following? = Spider
30. Which of the following group of animals are nocturnal animals? = Mosquito, Bats, Owl
31. Which one of the following animals stores water in the intestine? = Camel
32. Poison gland of snakes is homologous to = Salivary gland of vertebrates
33. Poisonous fangs of a snake are modified form of = Maxillary teeth
34. Plants growing on rocks are called = Lithophytes
35. Which one of the following is an insectivorous plant? = Pitcher plant
36. Which one of the following parts of the pitcher plants becomes modified into a pitcher? = Leaf
37. To study meiosis in plants, the best part would be = Anthers
38. Which one of the following is not correctly matched? = Nepenthes – Parasitic angiosperm
39. Nependthes khasiana a rare and endangered plant is found in = Meghalaya
40. Turmeric is obtained from which part of the plant? = Stem
41. Which of the following is the eatable part of turmeric plant? = Stem
42. The type of fruit in which litchi can be placed in = Nut
43. What is the botanical name of opium? = Papaver Somniferum
44. In a bisexual flower, if androecium and gynoecium mature at different times, the phenomenon is known as = Dichogamy
45. Which of the following underground produced vegetables is a modified root? = Sweet potato
46. The storage organ of which of the following plants is not a stem? = Sweet potato
47. Which of the following is a stem? = Ginger
48. Which one of the following is a modified stem? = Potato
49. Potato is a = Tuber
50. Which one of the following is a useful functional association between fungi and the roots of higher plants? = Mycorrhiza
51. Nitrogen fixing bacteria present in the nodules of the root of leguminous plant are = Symbiotic
52. Peanut plant is = Herb
53. Stem cutting is done generally to grow = Sugarcane
54. Clove is a = Closed buds
55. Which one of the following spices is a flower bud? = Clove
56. ‘Cloves’ are = Dried flowers
57. Cloves are obtained from which of the following parts of the plant? = Dried flower buds
58. Which of the following is not correctly matched? = Saffron - Seed
59. Saffron is dried mixture of = Seed forming parts of flower
60. In the following pairs of plants and their edible parts, which pair is not correctly matched? = Potato - Roots
61. Which of the following parts of potato is edible? = Stem
62. Which one of the following is a fruit? = Lady finger
63. A plant bud is = An embryonic shoot
64. Cork is obtained from which of the following plant? = Quercus
65. The characteristic odour of garlic is due to = A sulphur compound
66. Peeling of onions causes tears as onions release = Sulfenic acid
67. The most important part of the plant in terms of life cycle = Flower
68. Pungency in chillies is due to the presence of = Capsaicin
69. Red chillies are hot because these contain = Capsaicin
70. At which stage in its life cycle, does the silkworm yield the fibre of commerce? = Pupa
71. Silkworm grows on = Mulberry leaves
72. Quinine which is a major drug for malaria is obtained from = Angiosperm
73. Quinine, the effective medicine in the treatment of malaria, is extracted from = Bark of Cinchona
74. Quinine, used to treat malaria is obtained from which plant’s part? = Bark
75. In which part of the cinchona plant quinine occurs naturally? = Bark
76. The Arteether medicine which is used to cure malaria is obtained from a = Seeded plant
77. The drug obtained from the bark of cinchona was used for treating malaria. The synthetic drug which replaced the natural product is =
Chloroquine
78. Which one of the following groups of organisms has significant in diagnosing the death by drowning? = Diatoms
79. The mulberry fruit is = Sorosis
80. Which one of the following fibres is not a product of plant stem? = Cotton
81. Leg-haemoglobin is found in = Legume root nodules
82. Which one of the following is a man-made cereal, not found in nature? = Triticale
83. Canola refers to a special type of oilseed mustard varieties breed for human consumption. The main characteristic of these varieties is that the
= Oil has very low uric acid content
84. Bacteria can be seen by = Compound microscope
85. ‘Spongy Tissue’ is a serious disorder hampering the export of mango variety. It is = Alphonso
86. Which of the following statement about bacteria is correct? = They are on the borderline of plants and animals
87. Desert plants have longer root system because = Roots grow in search of water
88. Deserts have phreatophytes i.e., plants that have = Long (20-30 ft) tap roots
89. Plants adapted to dry climate are known as = Xerophyte
90. Desert plants are generally = Succulent
91. Plants which grow on saline soils are = Halophytes
92. Epiphytes are plants which depend on other plants for = Mechanical support
93. The maximum amount of water, which plants need to grow that is absorbed by the following? = Root hairs
94. A hydrophyte is = An aquatic plant
95. The radiant energy absorbed by the plants results in = Photolysis of water
96. Which of the following is correctly matched? = Autotroph – Producer; Heterotroph – Consumer; Saprotroph - Decomposer
97. Trophic level-I includes = Green plants
98. A group of archaebacteria is used in the production of = Methane
99. How do most insects respire? = By tracheal system
100. Fishes survive under the frozen lake, because = Water does not freeze near bottom
101. After bringing out of water fishes die because = They cannot breathe
102. Fish generally breathe through = Gills
103. Redness in apple is due to = Anthocyanin
104. Red colour in tomato is due to = Lycopene
105. The yellow colour of papaya is due to = Caricaxznthin
106. Opium is obtained from which part of the poppy plant? = Unripe fruits
107. Which of the following groups of living beings belong to the same species? = Chinese, American, Indians and Black Africans
108. Yeast is an example of = Fungus
109. Yeast and mushrooms are = Fungi
110. What is a mushroom? = Fungi
111. Mushroom used in for making juicy vegetable is a = Fungus
112. Major component of cotton is = Cellulose
113. Lichen are the complex creature, made from = Fungus and algae
114. Lichens, which can initiate ecological succession even on a bare rock, are actually a symbiotic association of = Algae and fungi
115. Noscapine is obtained from = Poppy
116. Heroin is obtained from = Opium poppy
117. We get morphine from = Fruit
118. Opium is obtained from = Latex from unripe fruit
119. The main constituent of opium is = Morphine
120. Amoeba reproduces by fission; because all unicellular organisms reproduce by asexual methods. 2005]
121. Which of the above is/are mammal/ mammals? = Sea cow and sea lion, but sea horse is not.
122. Consider the following statements about mosquitoes = Only females suck blood, and Females have bigger wings than males.

Chapter-4: Heredity
1. Mendel’s principle of inheritance is based on = Sexual reproduction
2. Genome mapping relates to = Mapping of genes
3. Who is the father of modern genetics? = Gregor Johann Mendel
4. The classical Mendel’s work on his ‘laws of inheritance’ was performed on the organism = Garden pea
5. The sugar present in DNA is = Deoxyribose
6. Hereditary symptoms are moved in the descendant of creatures by = Chromosome
7. Which of the following is responsible for controlling hereditary characters of the living cells? = DNA
8. The unit of heredity in our body is called = Gene
9. Gene is = A segment of DNA
10. Who delivered the principle of ‘jumping gene’? = Barbara Mc Clintock
11. Which compound present in D.N.A. does not form amino acid? = Tyrosine
12. Which of the following professional(s) are more likely to run the risk of a permanent change in their cell’s DNA? = X-ray technician

Chapter-5: Biofertilizer
1. Which of the following is a source of biofertilizer? = Azolla
2. Which of the following is a biofertilizer? = Azolla
3. The biofertilizer used as a supplementary food for the cattle, especially for milking bovinces is = Azolla
4. Which of these is not correctly matched? =
[UP Lower Sub. (Spl)(Pre) 2003, 2002]
(A) Blue-green algae - Biofertilizer
(B) Chrysopa - Maho-control
(C) Bio 902 - Variety of mustard
(D) Azotobacter - Bioinsecticide
5. Which bacteria is responsible for nitrogen fixation in soyabean? = Rhizobium japonicum
6. 2, 4-D is = A herbicide
7. Blue-green algae are chiefly used as biofertilizer in the crop of = Paddy
8. Blue-green algae is used to supply nitrogen to = Paddy
9. Nitrogen fixing Crop agents are = Blue-green algae – Paddy; Rhizobium – Pea Leguminisarum; Azotobacter - Wheat
10. Azolla gives a good biofertilizer when mixed with = Blue-green algae
11. Azolla is often used as biofertilizer because it is associated with = Blue-green algae
12. Azolla is = Aquatic Fern
13. Aquatic Fern, which is used as a biofertilizer Is = Azolla
14. Which of the following microorganisms are used as biofertilizer? = Cyanobacteria
15. The capability of nitrogen use efficiency can be increased in crop production by = Use of split application; Use of nitrogen inhibitors; Using the
slow release of nitrogen fertilizer
16. Which of the following is/are used as biofertilizers? = Azolla, and Blue-green algae
 Chapter-6: Cell
4. What are the smallest free-living cells = Prions
9. One term that generates the maximum number of ATP atoms in our system? = Kreb’s cycle
15. The cellular and molecular control of programmed cells death are known as = Apoptosis
18. The cell wall of Mycoplasmas is made up of = Amino sugars

Chapter-10: Photosynthesis
1. Which one of the following gases is essential for photosynthesis process? = CO2
2. Oxygen, which is liberated during photosynthesis comes from = Water
3. It happens during the photosynthesis in green plants = Taking CO2 and releasing oxygen
4. Which one of the following gases is used by plants in photosynthesis? = Carbon dioxide
5. Which of the following types of light are strongly absorbed by plants? = Blue and red
6. Most of the oxygen on earth is produced by = Algae
7. Photosynthesis occurs in = Day or night
8. The process by which plants produce food is called = Photosynthesis
9. The process by which plants synthesize their food is called = Photosynthesis
10. Photosynthesis occurs in = Chloroplast
11. The most active light for photosynthesis is = Red light
12. Which light is most effective in photosynthesis? = Red
13. What rays of sunlight are mostly utilized by chlorophyll in photosynthesis? = Red
14. Artificial light can = Bring about photosynthesis
15. Light energy changes into the chemical energy by which of the following process? = By photosynthesis
16. Which one of the following is the process involved in photosynthesis? = Free energy is converted into potential energy and stored
17. Which has the maximum efficiency to convert solar energy into chemical energy? = Chorella
18. What are the work of roots? = Water absorption; Absorption nutrients; To help the plants
19. When the bark of a tree is removed in a circular fashion all around near its base, it gradually dries up or dries because = Roots are starved of
energy
20. ‘Phloem’ in plants is mainly responsible for = Transportation of food
21. Which one of the following does not increase the amount of carbon dioxide in carbon cycle on earth? = Photosynthesis

Chapter-13: Physiology
1. Which part of human body maintain the body temperature? = Lungs
2. The temperature of a normal human body is = 98.6o F
3. When ants bite, they inject = Formic acid
4. Which is an atrocious animal? = Whale
5. The normal temperature of the human body is = 37ºC
6. Identify parasite of the following = Cuscuta
7. Plants are formed like parent plant from = Cut stem
8. Which one of the following parts of the human brain is the regulating centre for swallowing and vomiting? = Medulla oblongata
9. Consider the following statements, which of these are correct? = Tapeworm is a hermaphrodite; Round-worm has separate sexes; Filaria is
caused by a nematode.
10. Consider the following statements, which of the statement(s) given above is/are correct? = Sweet orange plant is propagated by grafting
technique; Jasmine plant is propagated by layering technique.
11. Consider the following plants, which of these plants are propagated by stem cuttings? = Bougainvillea; Carnations; Cocoa; Grapes

Chapter-15: Genetic engineering & Bio-technology

1. Sexual reproduction causes genetic variation because of = Blending of genes; Chromosomal changes; Shuffling of genes
2. Which of the facts about Dolly (sheep), the first mammal cloned from an adult somatic cell is correct? = Dolly born in Scotland & died in the year
2003 due to lung disease.
3. Which of the following features of DNA makes it uniquely suited to store and transmit genetic information from generation-to-generation? =
Complementary to the two strands
4. Which of the following is used in Genetic Engineering? = Plasmid
5. Which of the following is the first living cloned genetic engineered organism by human? = Dolly
6. Which one was the first successful cloned animal? = Sheep
7. Scientists of N.D.R.I., Karnal (Haryana) developed the second clone of which on the following animals? = Buffalo
8. Garima II is the name of a = Cloned buffalo
9. In the case of a test tube baby = Fertilization takes place outside the mother’s body
10. Which country has produced the first transgenic glowing pigs that are all green from inside out? = Taiwan
11. Injaz, is the name of world’s first cloned = Camel
12. Which of the following statements about a clone of an organism is correct? = A clone is produced asexually
13. What is the application of Somatic Cell Nuclear Transfer Technology? = Reproductive cloning of animals
14. World level program ‘Human Genome Project’ is related with = Identification and mapping of human genes and its sequence
15. The cells which have the capacity to divide and differentiate into any type of cells in the body are the focus of research of several serious
diseases are = Stem cells
16. Which one of the following is the bioethically non-controversial source of stem cells as an alternative to the highly controversial embryonic
stem cells? = Bone marrow - derived stem cells
17. Hybridoma technology is a new biotechnological approach for commercial production of = Monoclonal antibodies
18. The Plant Field Gene Bank at Banthara will = Preserve endangered varieties of plants; Check piracy of bio-diversity; Identify economically
important wild plants
19. Insect-resistant cotton plants have been genetically engineered by inserting a gene from a/an = Bacterium
20. The American multinational company, Monsanto, has produced an insect-resistant cotton variety that is undergoing field trials in India. A toxin
gene from which one of the following bacteria has been transferred to this transgenic cotton? = Bacillus thuringiensis
21. The micro-organism which is associated with the production of Bt cotton is a = Bacterium
22. A genetically engineered form of brinjal, known as the Bt brinjal has been developed. The objective of this is = To make in pest-resistant
23. Bt brinjal is = A genetically modified Brinjal
24. Indian farmers are unsatisfied with terminator seed technology because it increases the possibility of = Growing of plants which one not
capable of producing germinable seeds
25. The controversial terminator technology backed by developed nations seeks to provide = Biotechnologically improved variety of seeds which
are ensured to yield sterile seed for next generation
26. Terminator technology promotes the sale of which of the following that is/are generated by it? = Transgenic fertile seed; Gene modified plants;
Genetically engineered seeds sterile in next generation
27. Generally, Orobanche weed is found in = Tobacco field
28. Which of the following is a transgenic plant? = Golden rice
29. Golden rice is = A transgenic rice having gene for carotene
30. The prime utility of ‘Golden Rice’ in combating vitamin A deficiency, the world’s leading cause of blindness which affects about 250 million
children lies in the richness of its kernel in = Beta carotene
31. Golden rice has the highest quality of = Vitamin A
32. For which desirable character the transgenic crop ‘Golden Rice’ is produced? = Vitamin ‘A’
33. ‘Super rice’ was developed by = G.S. Khush
34. Male’s gene constituent is = XY
35. Which combination of chromosome in mankind give birth to a male child? = Y of male and X of female
36. Amniocentesis is a method used to determine the = Foetal sex
37. In the context of the developments in Bioinformatics, the term ‘transcriptome’, sometimes seen in the news, refers to = The full range of mRNA
molecules expressed by an organism
38. Who first outlined the structure of the life molecule (D.N.A.)? = Dr. James Watson and Dr. Francis Crick
39. James D. Watson and Francis Crick are associated with the discovery of = Structure of DNA
40. Who has proposed for the first time the double helix model of DNA? = Watson and Crick
41. Who synthesized the DNA in vitro? = Arthur Kornberg
42. Nobel Prize winning scientist James D. Watson is known for his work in which area? = Genetics
43. Biochip contains = RNA, DNA and Protein
44. Geneco Technology is = Technique for pre-information regarding genetic diseases
45. Which work among these falls into the category of Biotechnology? = Use of the organism or their substances which are gain by manufacturing
process
46. Bio-magnification means = Increasing several pesticides in the organisms of successive tropic level
47. Which of the following is recently evolved in Genetic Engineering? = Gene mapping
48. If a rat is created by using human growth gene, which is eight times bigger than normal rat, then this technique will be said as = Hereditary
engineering
49. Which one of the following techniques can be used to establish the paternity of a child? = DNA fingerprinting
50. Which one is useful for proving paternity? = DNA fingerprinting
51. The latest technique used to establish identity of a human being based on biotechnological principle is = DNA fingerprinting
52. The first crime ever solved using the DNA fingerprinting technique was in England in the year = 1983
53. DNA fingerprinting is used in the following area(s) = Forensic cases only; Paternity dispute only; Conservation of endangered living being only
54. The powder used for developing fingerprints on a multi-coloured surface is = Fluorescent powder
55. ‘Metastasis’ is the process by which = Cancer cells spread through the blood or lymphatic system to other sites or organs
56. Which one of the following is not achieved by transgenic? = Production of biodegradable plastic; Production of edible vaccines; Production of
transgenic crops; (Production of cloned animals cannot be achieved)
57. Among living organisms, which one of the following is the most responsible factor for bringing about the origin of a new species? = Mutation
58. Change in the base sequence within the gene is called = Mutation
59. When one gene control two or more different characters simultaneously, the phenomenon is called = Pleiotropy
60. In gene therapy, to correct the functioning of a faulty gene = Another good gene is inserted
61. Recombinant DNA Technology (Genetic Engineering) allows genes to be transferred = Across different species of plants; From animals to plants;
From micro-organisms to higher organisms.
62. Which of the following statements is/are correct regarding vegetative propagation of plants? = Vegetative propagation produces clonal
population; Vegetative propagation can be practised most of the year.
63. Consider the following as objectives of the New Science and Technology Policy, 2003 and state which is/are correctly stated, with the help of
codes given below? = Optimal utilisation of existing physical and knowledge resources; Development of innovative technologies; Development of
systems and technologies for mitigation and management of natural hazards; Management of intellectual property.
65. Consider the following effects of genetic engineering. Of the above, that have been tried with a certain amount of success include = Disease
resistance; Growth promotion; Animal cloning
66. At present, scientists can determine the arrangement or relative positions of genes or DNA sequences on a chromosome. How does this
knowledge benefit us? = It is possible to know the pedigree of livestock; It is possible to develop disease resistant animal breeds.
67. Steps of Recombinant DNA technology are given below. The correct sequence of steps = Identification and isolation of the genetic material →
Fragmentation of DNA → Isolation of desired DNA fragments → Amplification of gene of interest → Ligation of DNA fragmentation into the vector
→ Transfer of Recombinant DNA into the host cell/organism → Obtaining the foreign gene product → Downstream processing.
68. With reference to ‘stem cells’, frequently in the news, which of the following statement(s) is/are correct? = Stem cells can be used for screening
new drugs; Stem cells can be used for medical therapies.
70. Consider the given statements. Choose the right answer according to these code = This is also a fact that it can affect the user’s health
negatively; The other threat is that its insertion may affect adversely bio-diversity.
71. With reference to agriculture in India, how can the technique of ‘genome sequencing’, often seen in the news, be used in the immediate
future? = Genome sequencing can be used indentify genetic markers for disease resistance and drought tolerance in various crop plants; This
technique helps in reducing the time required to develop new varieties of crop plants; It can be used to decipher the host-pathogen relationship in
crops.
72. Consider the following statements and choose the correct ones using the codes given below = The flavr-savr tomato was the first genetically
engineered crop product to be commercialised; Ripe fruits of flavr-savr remain firm for longer duration and can be transported to market after
vine-ripening.
74. Consider the following kinds of organisms. Some species of which of the above kinds of organisms are employed as bio-pesticides? = Bacteria;
Fungi; Flowering plants

New question sets:

1. Consider the following statements about Vechur cattle breed = It is indigenous breed found in Kerala; Its milk protein has
medicinal value; Commonly used in farming as draught animal.

2. Consider the following statements = Cold-blooded animals require much less energy to survive than warm-blooded animals.

3. Consider the following statements = Human beings have 23 pairs of chromosomes; Chromosomes are best seen in metaphase.

4. Match List-I (animals) with List-II (class/ phylum) and select the correct answer from the codes given below = Octopus (Mollusca);
Jellyfish (Coelenterata) ; Silver fish (Arthropoda) ; Bombay duck (Pisces)

5. Which of the following professionals are more likely to run the risk of a permanent change in their cell’s DNA? = Researchers from
carbon-14 isotope; X-ray technician; Coal miner

6. Consider the following statements about gene

1. Word ‘Gene’ was given by Johanssen.

2. Genes are situated on chromosomes.

3. Genes located at different locus and having

different expression are multiple alleles.

Which of the statements given above are true?

(a) 1 and 2 (b) 2 and 3

(c) 1 and 3 (d) 1, 2 and 3

7. Consider the following statements:

1. Frogs can breathe by lungs as well as skin.

2. Gills are not present in any stage of lifespan

of frogs.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) 1 and 2 only (d) Neither 1 nor 2

3 Biology

E-36 || Biology

8. Consider the following statements:

Assertion (A): In humans, female sex is

determined by XX-chromosomes.

Reason (R): Male sex is determined by

YY-chromosomes.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

9. With reference to the work of human kidney,

consider the following statements:

1. After the waste is removed in the kidney,

the cleaner blood is sent back through renal

artery.

2. From Bowman’s capsule, the filtered liquid

passes through tiny tubes where much of the

glucose is reabsorbed and sent back to the

blood in the renal vein.

Which of the statements is/are correct?

(a) 1 only

(b) 2 only

(c) Both 1 and 2

(d) Neither 1 nor 2

10. Consider the following statements:

Assertion (A): Drinking of whisky increases the

frequency of urination.

Reason (R): Alcohol intake speeds up the

secretion of vasopressin in the body.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

11. With reference to the human body, consider the

following statements:

1. The production of somatropin goes up when

a person exercises.

2. Men’s testes produce progesterone.

3. Women’s adrenal glands secret testosterone.

4. Stress causes the adrenal to release very less

amount of cortisol than usual.

Which of these statements are correct?

(a) 1, 2, 3 and 4

(b) 1, 2 and 3

(c) 2, 3 and 4

(d) 1 and 4

12. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Arber and 1. Developed

Smith transgenic plants

with Agrobacterium

T-DNA

B. Feldman 2. Discovered

endonucleases

C. Mullis 3. Discovered reverse

transcriptase

D. Temin and 4. Discovered

Baltimore polymerase

chain reaction

Codes:

ABCD

(a) 2 1 4 3

(b) 1 2 4 3

(c) 2 1 3 4

(d) 1 2 3 4

13. Consider the following statements:

Assertion (A): Human diet should compulsorily

contain glycine, serine and tyrosin.

Reason (R): Essential amino acids can’t be

synthesized in the human body.

Codes:

(a) A and R are true and R is the correct

explanation of A.

(b) A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

14. Oxygen transportation in a human body takes

place through

1. Blood

2. Lungs

3. Tissue

The correct sequence of transportation is

(a) 1, 2 and 3 (b) 3, 1 and 2

(c) 2, 1 and 3 (d) 1, 3 and 2

General Science || E-37

15. Consider the following statements:

Assertion (A): Scientists can cut apart and paste

together DNA molecules at will, regardless of the

source of the molecules.

Reason (R): DNA fragments can be manipulated

from restriction endonucleases and DNA ligases.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

16. Consider the following statements:

Assertion (A): ‘DNA fingerprinting’ has become

a powerful tool to establish paternity and identity

of criminals in rape and assault cases.

Reason (R): Trace evidences, such as hairs,

saliva and dried semen, are adequate for DNA

analysis.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

17. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Discovery of 1. Khorana

transduction and

conjugation in bacteria

B. Establishing the 2. Kornberg

sex-linked inheritance

C. Isolation of DNA 3. Lederberg

polymerase from E. coli

D. Establishing the 4. Morgan

complete genetic code 5. Ochoa

Codes:

ABCD

(a) 4 3 2 1

(b) 3 4 1 5

(c) 4 3 1 5

(d) 3 4 2 1

18. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

(Bone) (Name)

A. Breast bone 1. Clavicle

B. Collar bone 2. Patella

C. Knee cap 3. Scapula

D. Shoulder blade 4. Sternum

Codes:
ABCD

(a) 4 1 3 2

(b) 1 4 3 2

(c) 1 4 2 3

(d) 4 1 2 3

19. Match the hormones in List-I with items in

List-II and select the correct answer from the

codes given below:

List-I List-II

A. Adrenaline 1. Anger, fear, danger

B. Oestrogen 2. Attracting partners of

smell through sense

C. Insulin 3. Females

D. Pheromones 4. Glucose

Codes:

ABCD

(a) 3 1 4 2

(b) 1 3 2 4

(c) 1 3 4 2

(d) 3 1 2 4

20. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Ptyalin 1. Converts angiotensinogen

in blood into angiotensin

B. Pepsin 2. Digests starch

C. Renin 3. Digests proteins

D. Oxytocin 4. Hydrolyses fats

5. Induces contraction of

smooth muscles

Codes:

ABCD

(a) 2 3 1 5

(b) 3 4 2 5

(c) 2 3 5 1

(d) 3 1 2 4

E-38 || Biology
21. Match List-I with List-II and select the correct

answer by from the codes given below the lists:

List-I List-II

A. EEG 1. Muscle

B. ECG 2. Eye

C. EOG 3. Brain

D. EMG 4. Heart

Codes:

ABCD

(a) 1 2 3 4

(b) 3 4 2 1

(c) 2 3 4 1

(d) 4 3 1 2

22. Which of the following diseases are infectious in

milch animals?

1. Hand diseases

2. Anthrax

3. Black quarter

4. Cowpox

Select the correct answer from the codes given

below:

(a) 1, 2 and 3 (b) 2, 3 and 4

(c) 1 and 4 (d) 1, 2, 3 and 4

23. Consider the following statements:

1. Meningococcal meningitis is transmitted

from person to person by mosquito bites.

2. Vomiting and neck pain are two of the

symptoms of meningococcal meningitis.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

24. Consider the following statements and select the

correct answer from the codes given below:

Assertion (A): If somebody stops taking green

vegetables, he will suffer from night blindness.

Reason (R): He will suffer from vitamin A

deficiency.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

25. Consider the following statements:

1. Dengue is a protozoan disease transmitted

by mosquitos.

2. Retro-orbital pain is not a symptom of

dengue.

3. Skin rash and bleeding from nose and gums

are some of the symptoms of the dengue.

Which of the statements given above is/are

correct?

(a) 1 and 2 only (b) 2 only

(c) 3 only (d) 1 and 3 only

26. Consider the following statement about lymph

1. Lymph is another medium of circulation in

the human body.

2. Lymph flows in only one direction - from the

heart to body tissues.

3. Lymph protects the body by killing the

germs drained out of the body tissues with

the help of Lymphocytes.

(a) 1 and 3 are correct

(b) 1 and 2 are correct

(c) 2 and 3 are correct

(d) 1, 2 and 3 are correct

27. Consider the following statements:

1. ELISA test is employed as the first and most

basic test for an individual to detect cancer.

2. Almost 50% human being have Rh+ blood

while the remaining have Rh– blood.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

28. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

A. Plague 1. Protozoa

B. AIDS 2. Fungus

C. Baldness 3. Virus

D. Malaria 4. Bacteria

Codes:

ABCD

(a) 1 2 3 4

(b) 2 3 4 1

(c) 3 4 1 2

(d) 4 3 2 1

General Science || E-39

29. Consider the following statements

Assertion (A): An enzyme is basically a protein

which acts like a catalyst in the metabolic

reactions of an organism.

Reason (R): The pancreatic juice is basically

composed from three enzymes trypsin, amylase

and lipase.

Codes:

(a) A and R are correct and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

30. Match the following columns:

Types of Function

blood cells

A. Neutrophils 1. Heparin and

histamine secretion

B. Basophils 2. Antibodies formation

C. Acidophils 3. Scavenger

D. Monocytes 4. Phagocytes

E. Lymphocytes 5. Antiallergic and

healing of wounds

Codes:

ABCDE

(a) 3 1 5 4 2

(b) 1 4 5 3 2

(c) 3 2 1 4 5

(d) 2 3 1 4 5

31. Consider the following statements and choose the

correct ones.

1. Once the HIV gains a foothold, it can never

be eradicated from the body.

2. Many HIV patients, however, can manage

the infection with a cocktail of drugs.

3. It is very mutable and infects the respiratory

system itself.

(a) 1 and 2 only

(b) 2 and 3 only

(c) None

(d) All are correct

32. Consider the following statements and choose the

correct code.

Assertion (A): A true nucleus is absent in E. coli

and other prokaryotes.

Reason (R): An undifferentiated, unorganised

fibrillar chromosome exists inside the prokaryotic

cells.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is false, but R is true.

(d) Both A and R are false.

33. Consider the following statements and choose the

correct code.

Assertion (A): Regeneration in animals is one of

the strategies to escape predation.

Reason (R): These strategies include the

rearrangement of pre-existing tissue.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is false, but R is true.

(d) Both A and R are false.

34. Which one of the following animals is correctly

matched with its one characteristic and taxon?

Animal Characteristic Taxon

(a) Sea anemone Ventral nerve Arachnide

cord

(b) Millipede Triploblastic Cnidaria

(c) Duckbilled Oviparous Mammaliar

platypus

(d) Silver fish Pectoral fins Cnordate

35. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Gonads 1. Insulin

B. Pituitary 2. Progesterone

C. Pancreas 3. Growth hormone

D. Adrenal 4. Cortisol

Codes:

ABCD

(a) 2 3 4 1

(b) 2 3 1 4

(c) 3 2 4 1

(d) 3 2 1 4

E-40 || Biology

36. Match the List-I and LIst-II:

List-I List-II
(Organs of the Body) (Process of Treatment)

A. Heart 1. Cataract Operation

B. Kideny 2. Angioplasty

C. Eye 3. Hysterectomy

D. Uterus 4. Dialysis

Codes:

ABCD

(a) 1 2 3 4

(b) 2 4 1 3

(c) 4 2 1 3

(d) 1 2 4 3

37. Consider the following statements and choose the

correct code.

Assertion (A): Osteoporosis is a reduction in

bone mass causing weakness of skeletal bones.

Reason (R): It is caused by excessive resorption

of calcium and phosphorus from the bone.

Codes:

(a) Both A and R are true and R is the correct

explanation of A

(b) Both A and R are true, but R is not the correct

explanation of A

(c) A is true, but R is false.

(d) Both A and R are false.

38. Match the List-I with List-II

List-I List-II

Carcinogens Organs affected

A. Cigarette smoke 1. Lungs and arteries

B. Mustard gas 2. Lungs

C. Asbestos 3. Lungs and pleural

membrane

D. Vinylchloride 4. Liver

Codes:

ABCD

(a) 4 3 2 1

(b) 1 2 3 4

(c) 4 2 1 3
(d) 3 1 2 4

39. Consider the following statements and the correct

ones.

(1) Fish that eradicates the mosquito larva is

Gambusia.

(2) The instrument used to measure blood

pressure is Autoanalyser.

(3) CT scanning was developed by Godfrey

Hounsfield.

(a) Only 1 (b) Only 2

(c) Only 1 and 3 (d) All are correct

40. Match the List-I with List-II

List - I List - II

A. Phobia 1. Maladaptive habit

B. Neurosis 2. Undue concern about

health

C. Hypochondria 3. Lack of sleep

D. Insomnia 4. Intense fear

Codes:

ABCD

(a) 1 3 4 2

(b) 2 4 3 1

(c) 4 1 2 3

(d) 3 2 1 4

41. Match the List-I with List-II

List-I List-II

(Disease) (Meanings)

A. Jaundice 1. Allergic inflammation of nose

B. Stenosis 2. Loss of motor functions

C. Rhinitis 3. Defect of heart values

D. Paralysis 4. Increase in bile pigments in

the blood

Codes:

ABCD

(a) 1 4 2 3

(b) 3 2 4 1

(c) 4 3 1 2
(d) 2 1 3 4

42. The main reason why antibiotics could not solve

all the problems of bacterial diseases is

(a) Insensitivity of the individual following

prolonged exposure to antibiotics

(b) Inactivation of antibiotics by bacterial

enzymes

(c) Decreased efficiency of the immune system

(d) The development of mutant strains resistant

to antibiotics

43. Consider the following statements:

1. Annual rings are distinct in plants which

grow in temperate region.

2. One growing ring of plant consists of only

spring wood.

General Science || E-41

Which of the statements given above is/are

correct about annual ring?

(a) 1 only

(b) 2 only

(c) 1 and 2

(d) Neither 1 nor 2

44. Consider the following statements:

1. Carolus Linnaeus is the father of binomial

nomenclature of organisms.

2. The word taxonomy was coined by Augustin

de Candolle.

Which of the above statements is/are correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

45. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Ribosome 1. Suicidal bag of cells

B. Lysosome 2. Protein factory of cells

C. Mitochondria 3. Controller of cell

D. Nucleus 4. Power house of cell

Codes:

ABCD

(a) 2 1 4 3

(b) 4 3 2 1

(c) 1 4 3 2

(d) 3 2 1 4

46. Which of the following is the correct sequence of

the different phases of cell division?

1. Anaphase

2. Telophase

3. Prophase

4. Metaphase

Codes:

(a) 1, 2, 3, 4 (b) 1, 3, 2, 4

(c) 3, 1, 4, 2 (d) 3, 4, 1, 2

47. Consider the following statements:

1. The cell was discovered by Robert Hooke.

2. Nucleus was described by Robert Brown.

3. Plant cells generally have lysosomes.

Which of the above statements is/are correct?

(a) 1 only (b) 1 and 2 only

(c) 2 and 3 only (d) 1, 2 and 3

48. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

(Institutes) (Places)

A. National Botanical 1. Shimla

Research Institute

(NBRI)

B. Central Potato Research 2. Lucknow

Institute (CPRI)

C. Central Rice Research 3. Cuttack

Institute (CPRI)

D. Central Forest 4. Dehradun

Research Institute

(CFRI)

Codes:
ABCD

(a) 2 1 3 4

(b) 1 3 4 2

(c) 3 4 2 1

(d) 4 2 1 3

49. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Sundew 1. Drosera

B. Venus flytrap 2. Dionaea

C. Bladderwort 3. Utricularia

D. Pitcher plant 4. Nepenthes

Codes:

ABCD

(a) 1 2 3 4

(b) 2 3 4 1

(c) 3 4 1 2

(d) 4 1 2 3

50. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Dark reaction 1. Grana of chloroplast

B. Light reaction 2. Stroma of

chloroplast

C. Glycolysis 3. Cytoplasm

D. Kreb's cycle 4. Mitochondrial

matrix

E-42 || Biology

Codes:

ABCD

(a) 2 1 3 4

(b) 3 4 2 1

(c) 1 3 4 2

(d) 4 2 1 3

51. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II
A. Cycas 1. Living fossil

B. Zamia pygmaea 2. Smallest

gymnosperm

C. Sequoia gigantea 3. Tallest gymnosperm

D. Abies balsamea 4. Canada balsam

Codes:

ABCD

(a) 1 2 3 4

(b) 2 3 4 1

(c) 4 1 2 3

(d) 3 4 1 2

52. Consider the following statements:

1. Sphagnum is used as a packing material for

transporting living plants.

2. Drug ephedrine is obtained from stem of

Sphagnum.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

53. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Sanjeevani 1. Adiantum sp.

B. Maiden hair fern 2. Dryopteris sp.

C. Horse tail 3. Equisetum sp.

D. Male shield fern 4. Selaginella sp.

Codes:

ABCD

(a) 1 2 4 3

(b) 4 3 1 2

(c) 4 1 3 2

(d) 3 1 2 4

54. Consider the following statements:

1. Bryophytes are the amphibians of plant

kingdom.

2. Bryophytes do not have vascular tissue.

3. Selaginella is an example of Bryophytes.

Which of the statements given above is/are

correct?

(a) 1 only

(b) 1 and 2 only

(c) 1, 2 and 3

(d) Neither 1 nor 2 only 3

55. Consider the following statements:

1. Food prepared by plant is transported to

different parts of plant through phloem.

2. Water and minerals in plant is transported

through phloem.

3. The cell wall of phloem cells is rich in lignin.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 and 3

(c) 1 and 3 (d) 1, 2 and 3

56. Consider the following statements:

1. Lichens show symbiotic association between

algae and bryophytes.

2. Lichens are sensitive to SO2 and indicators

of pollution.

Which of the statements given above is/are

correct about lichens?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

57. Consider the following statements:

1. Chlorella is present in sewage.

2. Chlorella produces food rich in vitamins,

proteins, etc.

3. Chlorella is used in prolonged space flight

for O2.

4. Chlorella yields an antibiotic, penicillin.

Which of the statements given above is/are

correct?

(a) 1 and 2 only (b) 2 and 3 only

(c) 1, 2 and 3 only (d) 1, 2, 3 and 4

58. Diabetes mellitus takes place only when

(a) a-cells of pancreas are in excess

(b) b-cells of pancreas are in excess

(c) a-cells of pancreas are in hypo

(d) b-cells of pancreas are in hypo

General Science || E-43

59. Consider the following statements and select the

correct answer from the codes given below:

Assertion (A): In filariasis, the lower legs and

scrotum are swelled to unproportionate level

Reason (R): The filarial worms block the lymph

vessels and lymph node.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

60. Consider the following statements:

1. Progeria is the genetic disease associated

with fast ageing.

2. Progeric patients never live beyond early

years of 5 or 6.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

61. Match the List-I with List-II

List-I List-II

Disease Causative agent

A. Amoebiasis 1. Trypanosoma

gambiense

B. Sleeping sickness 2. Treponema pallidum

C. Syphilis 3. Entamoeba histolytica

D. Bubonic plague 4. Pasteurella pestis

Codes:
ABCD

(a) 1 3 4 2

(b) 3 1 2 4

(c) 4 2 3 1

(d) 2 4 1 2

62. Which of the following statements are correct?

1. Stewart's disease of corn is caused by

Erwinia stewartii.

2. The primary vector of Erwinia stewartii is

corn flea beetle Chaetocnema pulicaria.

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

63. Consider the following statements:

1. Hashimoto disease results in thymosin

deficiency.

2. Cretinism in children occurs due to thyroxine

deficiency.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

64. Consider the following statements:

1. ECG is a test that measures the electrical

activity of the heart.

2. ECG is not used to measure the rate and

regularity of heart beats.

Which of the statement/s given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) None of these

65. Match the List-I with List-II

List-I List-II

A. Neoplasm 1. Haematopoietic cell tumours

B. Benign 2. Bone, cartilage tissue

tumour cancers

C. Carcinomas 3. Malignant tumour

D. Sarcomas 4. Cancer of epithelial tissues

E. Lymphomas 5. Non-cancerous tumour

6. Initiation of new tumours

Codes:

ABCDE

(a) 3 5 4 2 1

(b) 2 5 4 3 6

(c) 6 4 3 2 1

(d) 2 3 5 6 4

66. Consider the following statements:

1. A colour blind person cannot distinguish red

and green.

2. Colour blindness is related with a defect in

nerve cells.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

67. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Agroforestry 1. Growing plant

without soil in water

containing nutrients

B. Hydroponics 2. Growing of tree with

cultivation of crop in

the same field

E-44 || Biology

C. Pomology 3. Study of fruits

D. Palynology 4. Study of pollen grains

Codes:

ABCD

(a) 2 1 3 4

(b) 3 4 2 1

(c) 1 3 4 2

(d) 4 2 1 3

68. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

(Physiological processes) (Cell organelles)

A. Photosynthesis 1. Plasma membrane

B. Mineral uptake 2. Chloroplast

C. Respiration 3. Mitochondria

D. Protein synthesis 4. Ribosomes

Codes:

ABCD

(a) 1 2 3 4

(b) 1 2 4 3

(c) 2 1 3 4

(d) 2 1 4 3

69. Consider the following plants:

1. Bougainvillea 2. Carnations

3. Cocoa 4. Grapes

Which of these plants are propagated by stem

cutting?

(a) 1 and 2 (b) 2, 3 and 4

(c) 1, 3 and 4 (d) 1, 2, 3 and 4

70. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Theory of mutation 1. Beadle and Tatum

B. Theory of evolution 2. Jacob and Monod

C. One gene one 3. Darwin

enzyme hypothesis

D. Concept of operon 4. de Vries

Codes:

ABCD

(a) 3 4 1 2

(b) 3 4 2 1

(c) 4 3 1 2

(d) 4 3 2 1

71. Match the following:

List-I List-II

A. Chili pepper 1. Capsaicin

B. Coriander 2. Allicin
C. Garlic 3. Lycopene

D. Tomato 4. Geraniol

Codes:

ABCD

(a) 1 4 2 3

(b) 3 1 2 4

(c) 4 3 1 2

(d) 2 1 3 4

72. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Fruit 1. Ovule

B. Seed 2. Leaf

C. Wood 3. Stem

D. Starch 4. Ovary

Codes:

ABCD

(a) 2 1 3 4

(b) 2 3 1 4

(c) 4 1 3 2

(d) 4 3 1 2

73. Consider the following statements:

1. Swine flu is also called swine influenza.

2. It is an infection caused by swine influenza

viruses.

3. Swine flu is transmitted from person to

person by inhalation or ingestion of droplets

containing virus from people sneezing or

coughing.

4. It is also spread by eating cooked pork.

Which of the statements given above are correct?

(a) 1 and 2 only (b) 1, 2 and 3 only

(c) 2, 3 and 4 only (d) 1, 2, 3 and 4

74. AIDS is transmitted by

1. Sexual intercourse

2. Blood transfusion

3. Mosquitoes and other blood sucking insects

4. Across the placenta

Select the correct answer from the codes given

below:

(a) 1, 2 and 3 (b) 1 and 2

(c) 1, 2 and 4 (d) 1, 3 and 4

General Science || E-45

75. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

(Diseases) (Organs)

A. Myxedema 1. Reproductive system

B. Nephrosis 2. Nervous disorder

C. Paralysis 3. Endocrine gland

D. Syphilis 4. Excretory system

Codes:

ABCD

(a) 3 4 1 2

(b) 3 4 2 1

(c) 1 2 4 3

(d) 2 1 3 4

76. Consider the following statements:

1. Hepatitis-B is several times more infectious

than HIV/AIDS.

2. Hepatitis-B can cause liver cancer.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

77. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

(Disease) (Cause)

A. Khaira 1. Vitamin C deficiency

B. Anaemia 2. Iodine deficiency

C. Goitre 3. Iron deficiency

D. Scurvy 4. Zinc deficiency

Codes:
ABCD

(a) 1 2 3 4

(b) 2 1 4 3

(c) 3 4 1 2

(d) 4 3 2 1

78. Which of the following are characteristics of

diabetes mellitus, a common disease of human

beings?

1. Increase of sugar in blood

2. Appearance of sugar in urine

3. Loss of hunger

4. Lack of energy

Which of the statements given above are correct?

(a) 1 and 2 only (b) 1, 2 and 3 only

(c) 1, 2 and 4 only (d) 1, 2, 3 and 4

79. Match the List-I with List-II.

List-I List-II

(Disease) (Prophylaxis)

A. Tuberculosis 1. Chloramphenicol

B. Diphtheria 2. ATS and DPT vaccines

C. Tetanus 3. BCG vaccine

D. Typhoid 4. DPT vaccine

5. TAB vaccine

Codes:

ABCD

(a) 1 2 3 4

(b) 3 4 2 5

(c) 5 3 2 4

(d) 3 4 5 1

80. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

A. Leprosy 1. Fungi

B. Measles 2. Protozoa

C. Kala-azar 3. Bacteria

D. Athlete's foot 4. Virus

Codes:
ABCD

(a) 1 2 3 4

(b) 2 1 3 4

(c) 4 3 1 2

(d) 3 4 2 1

81. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

A. Cardiologist 1. Eye

B. Nephrologist 2. Urinary tract

C. Urologist 3. Heart

D. Oculist 4. Kidney

Codes:

ABCD

(a) 3 4 2 1

(b) 4 3 1 2

(c) 1 2 4 3

(d) 2 1 3 4

82. Which one of the following is not correctly

matched?

(a) Antipyretic — Paracetamol

(b) Antifoaming agent — Polyamides

silicones

E-46 || Biology

(c) Antiseptic — Aspirin

(d) Antirachitic — Calciferol

83. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

(Disease) (Cause)

A. Night blindness 1. Vitamin D

B. Rickets 2. Vitamin C

C. Scurvy 3. Vitamin B

D. Beri-beri 4. Vitamin A

Codes:

ABCD

(a) 1 2 3 4
(b) 3 4 1 2

(c) 4 1 2 3

(d) 2 3 4 1

84. Match the following columns

Column I Column II

A. Ligament 1. Stores fat

B. Tendon 2. Connects bone to bone

C. Areolar tissue 3. Connects muscle to

bone

D. Adipose tissue 4. Forms blood cells

5. Filling tissue

Codes:

ABCD

(a) 2 3 5 4

(b) 2 3 5 1

(c) 2 3 1 4

(d) 2 4 5 1

85. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

(Disease) (Cause)

A. Marasmus 1. Prolonged starvation

B. Kwashiorkor 2. Protein deficiency

C. T.B. 3. Bacterial infection

D. Hepatitis B 4. Viral infection

Codes:

ABCD

(a) 1 2 3 4

(b) 2 1 3 4

(c) 4 2 3 1

(d) 2 4 1 3

86. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

A. Anthrax 1. A disease due to a

defective gene

B. Thalassaemia 2. Womb-renting
C. Surrogecy 3. Science of altering

genes

D. Transgenics 4. A toxin used by

biowarfare

Codes:

ABCD

(a) 4 1 2 3

(b) 2 3 4 1

(c) 3 2 1 4

(d) 1 2 3 4

87. Which of the following statements is/are correct?

1. Cholera is a disease caused by bacteria.

2. Athlete’s foot is a disease caused by virus.

Select the correct answer from the codes given

below:

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

88. Consider the following conditions of a sick

human body:

1. Swollen lymph nodes

2. Sweating at night

3. Loss of memory

4. Loss of weight

Which of these are symptoms of AIDS?

(a) 1 and 2 only

(b) 2, 3 and 4 only

(c) 1, 3 and 4 only

(d) 1, 2, 3 and 4

89. Which one of the following sets is correctly

matched?

(a) Diphtheria, pneumonia

and leprosy

: Hereditary

(b) AIDS, syphilis and

gonorrhoea

: Bacterial

(c) Colour blindness,

haemophilia and sickle

cell anaemia

: Sex linked

(d) Polio, Japanese

encephalitis and plague

: Nematode

General Science || E-47

90. Consider the following statements and select the

correct answer from the codes given below:

Assertion (A): The person with diabetes

insipidus feels thirsty.

Reason (R): A person with diabetes insipidus

suffers from low secretion of vasopressin.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

91. Which of the following are associated with

diabetes mellitus, a common disease in adults?

1. Higher sugar level in blood

2. Lower sugar level in blood

3. Lower insulin level in blood

4. Higher insulin level in blood

Select the correct answer from the codes given

below:

Codes:

(a) 2 and 4 (b) 2 and 3

(c) 1 and 3 (d) 1 and 2

92. Match List-I with List-II and select the correct

answer from the codes given below the lists:

List-I List-II

(Diseases) (Types of diseases)

A. Haemophilia 1. Deficiency disease

B. Diabetes 2. Genetic disease

C. Rickets 3. Hormonal disorder

D. Ringworm 4. Fungal infection

Codes:

ABCD

(a) 2 3 4 1

(b) 2 3 1 4

(c) 3 2 1 4

(d) 3 2 4 1

93. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Malaria 1. Bone marrow

B. Filaria 2. Brain

C. Encephalitis 3. Muscle

D. Leukaemia 4. Lymph node

5. Blood cells

Codes:

ABCD

(a) 5 3 2 1

(b) 5 4 2 1

(c) 5 4 1 2

(d) 4 3 5 1

94. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

(Disease) (Organism)

A. Malaria 1. Fungi

B. Poliomyelitis 2. Bacteria

C. Tuberculosis 3. Virus

D. Ringworm 4. Protozoan

Codes:

ABCD

(a) 4 3 2 1

(b) 3 4 2 1

(c) 3 4 1 2

(d) 4 3 1 2

95. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Rhizome 1. Colocasia

B. Corm 2. Ginger

C. Tuber 3. Potato

D. Bulb 4. Onion

Codes:

ABCD

(a) 2 1 3 4

(b) 1 3 4 2

(c) 3 4 2 1

(d) 4 2 1 3

96. Consider the following statements:

1. Carbon dioxide, chlorophyll and sunlight all

are essential for photosynthesis.

2. Rate of photosynthesis is minimum in red

light and maximum in green light.

3. Increase in O2 concentration decreases

photosynthesis.

Which of the statements given above are correct

about photosynthesis?

E-48 || Biology

(a) 1 and 2 (b) 2 and 3

(c) 1 and 3 (d) 1, 2 and 3

97. Consider the following statements:

1. Lateral outgrowth of leaf base is called

stipule.

2. Leaves with stipules are called as exstipulate

leaves.

3. Leaves without stipules are called as

stipulate leaves.

Which of the statements given above is/are

correct?

(a) 1, 2 and 3 (b) 1 only

(c) 2 and 3 (d) 1 and 3

98. Consider the following statements and choose the

correct ones.
1. Anthesis is a phenomenon of ripening of

fruits.

2. Fruits developed without fertilization are

parthenocarpic.

3. Plants undergo single fertilization event.

(a) 1 and 2 only (b) 1 only

(c) 2 only (d) All are correct

99. Which of the following is not a true statement

about chloroplasts and mitochondria?

(a) Each contains a small amount of DNA

(b) Neither are components of the endomembrane

system

(c) Both are membrane less organelles

(d) Mitochondria do not synthesise all their

proteins

100. Consider the following statements:

1. During rainy season, wood swells up due to

imbibition.

2. Excessive supply of fertilizers often causes

death of crop plant due to exosmosis.

3. Water present in soil for the roots of plant is

surface water.

Which of the statements given above is/are

correct?

(a) 1 and 2 (b) 2 and 3

(c) 3 and 4 (d) 1, 2 and 3

101. Consider the following statements:

1. Gibberellins were discovered in rice plants.

2. Dwarfness can be controlled by treating the

plant with gibberellic acid.

3. Vernalization cannot be replaced by

gibberellins.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) 3 only (d) 2 and 3 only

102. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Mango 1. Endosperm

B. Coconut flesh 2. Mesocarp

and water

C. Litchi 3. Aril

D. Apple 4. Fleshy thalamus

Codes:

ABCD

(a) 4 3 1 2

(b) 1 4 2 3

(c) 2 1 3 4

(d) 1 3 4 2

103. Consider the following statements:

1. Photolysis of water involves breakdown of

oxygen by light.

2. The specific function of light energy in

the process of photosynthesis is to activate

chlorophyll.

3. Byproduct of photosynthesis is carbon

dioxide.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) 3 only (d) 1, 2 and 3

104. Match the List-I with List-II and choose the

correct code given below:

List - I List-II

A. Sericulture 1. Bee keeping

B. Pisciculture 2. Rearing of silk

worm

C. Apiculture 3. Micropropagation

D. Tissue culture 4. Fish farming

Codes:

ABCD

(a) 2 4 1 3

(b) 4 2 3 1
(c) 2 4 3 1

(d) 1 2 3 4

105. Match the List-I with List-II and choose the

correct code given below:

List - I List-II

A. Largest perennial 1. Wolffia

alga

B. Smallest flowering 2. Macrocystis

plant

C. Living fossil 3. Selaginella

D. Rhizophore 4. Ginkgo

Codes:

ABCD

(a) 1 2 3 4

(b) 2 1 4 3

(c) 4 3 2 1

(d) 2 3 1 4

106. Consider the following statements and choose the

correct ones.

1. Commensalism can be seen between sea

anemone and pagurus.

2. Viceroy butterfly mimics monarch butterfly

to avoid predation.

(a) 1 only (b) 2 only

(c) 1 and 2 only (d) Neither 1 nor 2.

107. Read the following statements and choose the

correct Codes:

Assertion (A): Angiosperms have dominated the

land flora.

Reason (R): Angiosperms are highly adaptable

in diverse habits.

Codes:

(a) Both A and R are correct and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.
(c) A is true, but R is false.

(d) A is false, but R is true.

108. Vaseline was applied to both surfaces of the

leaves of a plant. Which of the following process/

processes would be affected?

1. Photosynthesis

2. Respiration

3. Transpiration

Select the correct answer using the codes given

below:

(a) 1 and 3 only (b) 2 only

(c) 2 and 3 only (d) 1, 2 and 3

109. Which of the following is a correct statement

about nitrogen fixation?

(a) Plants convert atmospheric nitrogen to

ammonia.

(b) Ammonia is converted to N2, which is the

form of nitrogen most easily absorbed by

plants.

(c) Mutant strains of rhizobium are able to

secrete excess protein into the soil.

(d) The enzyme nitrogenase reduces N2 to form

ammonia.

110. Consider the following facts about plants.

1. Carbon dioxide and water vapour in plants

are produced as wastes during respiration.

2. Oxygen is produced as a waste during

photosynthesis.

3. The gaseous wastes of respiration and

photosynthesis in plants are removed

through the xylem vessels.

The correct answer is:

(a) 1 and 2 (b) 2and 3

(c) 1 and 3 (d) 1, 2 and 3

111. Match List-I with List-II and select the correct

answer using the codes given below:

List-I List-II
A. Barleycorn 1. Wine

B. Corn 2. Beer

C. Grapes 3. Whisky

D. Molasses 4. Rum

Codes:

ABCD

(a) 3 1 4 2

(b) 4 2 3 1

(c) 2 3 1 4

(d) 1 4 2 3

112. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

A. Respiratory root 1. Orchids

B. Fasiculated root 2. Piper betle

C. Climbing root 3. Dahlia

D. Epiphytic root 4. Rhizophora

E-50 || Biology

Codes:

ABCD

(a) 1 2 3 4

(b) 3 1 4 2

(c) 4 1 2 3

(d) 2 3 4 1

113. Consider the following statements and select the

correct answer from the codes given below:

Assertion (A): Mendel worked on garden pea.

Reason (R): Garden pea belongs to the family

Malvaceae.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

114. Match List-I with List-II and select the correct

answer by using the codes given below:

List-I List-II

(Family) (Example)

A. Solanaceae 1. Radish

B. Malvaceae 2. Onion

C. Liliaceae 3. Cotton

D. Cruciferae 4. Potato

Codes:

ABCD

(a) 4 3 2 1

(b) 2 1 4 3

(c) 3 2 1 4

(d) 1 4 3 2

115. Consider the following statements:

1. Androecium and gynoecium are reproductive

organs of flower.

2. Calyx and corolla are accessory female

reproductive organs of a flower.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

116. Consider the following statements:

1. Camphor

2. Chicory

3. Vanilla

Which of the above is/are correct plant product?

(a) 1 and 2 (b) 3 only

(c) 2 and 3 (d) 1, 2 and 3

117. Consider the following statements:

1. Bisexual flowers contain both male and

female reproductive organs.

2. Unisexual flowers have only one essential

floral whorl either androecium or gynoecium.

3. Flowers having only male reproductive

structure are called pistillate flowers.

4. Flowers having only female reproductive part

are called staminate flowers.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) 1 and 2 (d) 1, 2, 3 and 4

118. Consider the following statements:

1. Largest family of flowering plants is

Malvaceae.

2. Agaricaceae includes mushrooms.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

119. Consider the following statements

1. Pulmonary artery is the only artery in which

the impure blood is circulated from heart to

lungs.

2. Pulmonary vein is the only artery in which

the pure blood is circulated from lungs to

heart.

3. Deoxygenated blood is circulated in the

arteries.

Which of the above statements is/are correct?

(a) 1 only (b) 3 only

(c) 1 and 2 only (d) 1, 2 and 3

General Science || E-51

120. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Father of circulatory 1. Stephen Hales

system

B. Father of plant 2. William Harvey

physiology

C. Coined the term 3. Karl Landsteiner

‘Genera’

D. Discovered various 4. John Ray

blood groups
Codes:

ABCD

(a) 1 4 3 2

(b) 2 3 1 4

(c) 2 1 4 3

(d) 4 3 1 2

121. Consider the following statements:

Assertion (A): Arteries carry blood from various

body organs to heart.

Reason (R): Veins carry blood from heart to

various body organs.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) Both A and R are false.

122. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

(Blood group) (Antibody)

A. A 1. anti-B

B. B 2. anti-A

C. A B 3. None

D. O 4. Both anti-A and anti-B

Codes:

ABCD

(a) 1 2 3 4

(b) 4 3 2 1

(c) 4 2 3 1

(d) 3 4 2 1

123. Consider the following statements:

1. Femur is the smallest bone in the human

body.

2. Stapes is the longest bone in the human

body.
3. Enamel is the hardest part of the human

body.

Which of the statements given above is/are

correct?

(a) 1 and 2 only

(b) 2 and 3 only

(c) 3 only

(d) All of the above

124. Consider the following statements:

1. The virus was discovered by Ivanovski.

2. The bacteria were discovered by Rudolf

Virchow.

3. The cell theory was proposed by Schleiden

and Schwann.

Which of the statements given above is/are

correct?

(a) 1 and 2 (b) 2 and 3

(c) 1 and 3 (d) 1, 2 and 3

125. Match List-I with List-II and select the correct

answer using the codes given below:

List-I List-II

(Sugar) (Source)

A. Cellulose 1. Honey

B. Fructose 2. Sugarcane

C. Maltose 3. Cotton wool

D. Sucrose 4. Disaccharide

Codes:

ABCD

(a) 1 2 3 4

(b) 3 1 4 2

(c) 2 3 4 1

(d) 4 1 2 3

126. Match the following casual agents and the disease

they cause in plants.

List-I List-II

A. Xanthomonas spp. 1. Bacterial leaf

blight of rice
B. Magnoporthe grisea 2. Citrus canker

C. Phytophthora infestans 3. Blast of rice

D. Xanthomonas 4. Blight of potato

axonopodis or late blight

E-52 || Biology

Codes:

ABCD

(a) 4 3 2 1

(b) 1 3 4 2

(c) 3 1 2 4

(d) 1 4 2 3

127. Consider the following statements and choose the

correct ones.

1. Flavr savr is a genetically modified tomato

that remains fresh and flavourful for longer

than normal tomato.

2. This GM tomato has blocked the enzyme

polygalacturonase.

3. This enzyme is responsible for cell wall

formation.

(a) 1 only (b) 2 only

(c) 1 and 2 (d) 1, 2 and 3

128. Consider the following statements:

1. Cambium is responsible for the secondary

growth.

2. Cork is obtained from apical meristem.

3. Vascular cambium and cork cambium are

the examples of lateral meristem.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) 1 and 3 (d) 1, 2 and 3

129. Consider the following statements and choose the

correct ones.

1. Hirudin, an anticoagulant protein, is obtained

from Brassica napus.

2. Pyrethrin is an insecticide obtained from

floral heads of Vincia rosea.

3. Tissue culture technique is based on the

totipotency.

(a) 1 and 2 only (b) 1 and 3 only

(c) 2 and 3 only (d) All are correct

130. Consider the following statements and choose the

correct ones.

1. Loose smut of wheat is caused by Puccinia

graminis.

2. Father of Indian mycology and plant

pathology is E.J. Butler.

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 or 2

131. Match the following plants with the drugs they

yield.

List-I List-II

(Plants) (Drugs)

A. Papaver somniferum 1. Quinine

B. Cinchona officinalis 2. Isabgol

C. Withania somnifera 3. Ashwagandha

D. Plantago ovata 4. Opium

Codes:

ABCD

(a) 2 4 3 1

(b) 3 2 4 1

(c) 1 2 3 4

(d) 4 3 1 2

132. Which of the following is not a correct statement?

(a) Prophyra, laminaria and sargassum are

edible algae.

(b) Agar-agar is obtained from Gelidium and

Gracilaria.

(c) Algin is obtained from red algae, while

carrageenin from brown algae.

(d) Chlorella and Spirulina are unicellular algae

rich in protein.

133. Which of the following statements are correct

about the functions of the blood?

1. Transportation of oxygen.

2. Transportation of hormones.

3. Control of body temperature.

4. Excessive bleeding.

Codes:

(a) 1 and 2 only (b) 3 and 4 only

(c) 1, 2 and 3 (d) 1, 2, 3 and 4

134. Consider the following statements:

Assertion (A): All the proteins in our food are

digested in small intestine only.

Reason (R): The protein-digesting enzymes

from pancreas are released into small intestine.

Codes:

(a) Both A and R are true and R is the correct

explanation of A.

(b) Both A and R are true, but R is not the correct

explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

General Science || E-53

135. Consider the following statements and select the

correct answer from the codes given below:

1. In DNA, the base adenine, guanine, thymine

and cytosine are found.

2. The nucleus contains all the DNAs of a cell.

3. In RNA, thymine is replaced with uracil.

4. RNA is mainly found to be in the cytoplasm.

Codes:

(a) 1, 2 and 3 (b) 2 and 3 only

(c) 1 and 4 only (d) 1, 2, 3 and 4

136. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

(Organisms) (Chromosomes in pairs)

A. Human 1. 6 (= 12)

B. Housefly 2. 23 (= 46)
C. Mosquito 3. 39 (= 78)

D. Dog 4. 3 (= 6)

Codes:

ABCD

(a) 1 2 3 4

(b) 4 3 2 1

(c) 3 4 1 2

(d) 4 3 1 2

137. With reference to the animal cell, which of the

following statements are correct?

1. There is no cell wall in animal cell but the

cell is covered by plasma membrane.

2. Chlorophyll is not found in animal cells.

3. Lysosome occurs in plant cells.

4. Almost in all animal cells, centrioles exist.

Codes:

(a) 2 and 3 only (b) 1, 2 and 3 only

(c) 1, 2 and 4 (d) All of the above

138. Consider the following statements with reference

to human body:

1. The common bile duct releases its contents

into stomach.

2. The pancreatic duct releases its contents into

duodenum.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

139. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

(Organisms) (Scientific name)

A. Man 1. Homo sapiens

B. Cat 2. Felis domestica

C. Cow 3. Bos indicus

D. Dog 4. Canis familiaris

Codes:
ABCD

(a) 1 2 3 4

(b) 1 3 2 4

(c) 4 3 2 1

(d) 3 4 1 2

140. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Testosterone 1. Sedative drug

B. Codeine 2. Indian rubber

C. Caoutchouc 3. Aromatic oil of clove

D. Eugenol 4. Hormone

Codes:

ABCD

(a) 4 1 2 3

(b) 1 2 3 4

(c) 4 3 2 1

(d) 2 3 4 1

141. Match List-I (generic name) with List-II

(scientific name) correctly and select the correct

answer from the codes given below:

List-I List-II

A. Buffalo 1. Caprine

B. Sheep 2. Ovine

C. Goat 3. Bovine

D. Horse 4. Equine

Codes:

ABCD

(a) 1 2 3 4

(b) 3 2 1 4

(c) 4 2 1 3

(d) 2 1 3 4

E-54 || Biology

142. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

(Wildlife species) (Scientific names)

A. Asiatic wild 1. Boselaphus

ass tragocamelus

B. Barasingha 2. Rucervus duvaucelii

C. Chinkara 3. Equus hemionus

khur

D. Nilgai 4. Gazella bennettii

Codes:

ABCD

(a) 2 3 1 4

(b) 3 2 4 1

(c) 2 3 4 1

(d) 3 2 1 4

143. Match List-I with List-II and select the correct

answer from the codes given below:

List-I List-II

A. Indian buffalo 1. Tallest

B. Tamaraw buffalo 2. Dwarf smallest

C. Anoa buffalo 3. Dwarf

D. Cape buffalo 4. Medium

Codes:

ABCD

(a) 1 2 3 4

(b) 4 3 2 1

(c) 1 3 4 2

(d) 4 1 3 2

144. Consider the following statements:

1. Toothless mammals, such as pangolins, are

not found in India.

2. Gibbon is the only ape found in India.

Which of the statements given above is/are

correct?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

145. Match List-I (cattle) with List-II (type) which

contains related elements and select the correct

answer from the codes given below:

List-I List-II
A. Long-horned cattle 1. Gir type

B. Long ear cattle 2. Mysore type

C. Danny cattle 3. Dwarf type

D. Himalyan cattle 4. Danny type

Codes:

ABCD

(a) 1 2 3 4

(b) 2 1 4 3

(c) 3 2 1 4

(d) 4 1 1 2

146. Consider the following statements:

1. Beans are richer source of proteins than

potatoes.

2. Apples are richer source of carbohydrates

than bananas.

Which of the statements given above is/are

correct ?

(a) 1 only (b) 2 only

(c) Both 1 and 2 (d) Neither 1 nor 2

147. Consider the following statements :

1. In algae, the reproductive organs are singlecelled.

2. Fern plants lack true vascular system.

Which of the statements given above is/are

correct ?

(a) Only 1 (b) Only 2

(c) Both 1 and 2 (d) Neither 1 nor 2

148. Which of the following statements about sexual

reproduction in flowering plants are correct ?

1. Stamen is present in the centre of a flower.

2. Stamen produces pollen grains in the ovary.

3. The swollen bottom part of carpel is the

ovary.

4. The fusion of germ cells gives rise to zygote.

Select the correct answer using the code given

below.

(a) 2, 3 and 4 only (b) 2 and 4 only

(c) 1 and 3 only (d) 1, 2, 3 and 4 only

149. Consider the following statements :

1. Different plant species grow together.

2. Light cannot penetrate into the lower strata

full of undergrowth.

Which of the following types of vegetation is

characterised by the above ?

(a) Equatorial moist evergreen

(b) Tropical deciduous

(c) Mediterranean

(d) Warm temperate broad leaved deciduous

General Science || E-55

150. With regard to animal breeding, which one

among the following is not correct?

(a) In-breeding: Mating of more closely related

animals within the same breed for 1 – 2

generations

(b) Out- breeding : Breeding of unrelated

animals of the same breed without common

ancestors for 4 – 6 generations

(c) Cross- breeding: Superior males of one

breed are mated with superior females of

another breed

(d) Out- crossing: Offspring is called an ‘outcross’

151. Consider the following statements regarding the

recent global outbreak of ‘Swine flu’

I. The agent of infection is not well identified

II. The risk is higher in those who consume

pork

III. It has a propensity to spread from contact

with an infected person

IV. Absence of an effective treatment or vaccine

makes it risk for a global pandemic

Which of the statements given above is/are

correct?

(a) I, II and IV (b) III and IV

(c) II and III (d) III only

152. Balanced diet should have approximately

(a) 1/5 protein, 3/5 fat and 1/5 carbohydrate

(b) 3/5 protein, 1/5 fat and 1/5 carbohydrate

(c) 1/5 protein, 1/5 fat and 3/5 carbohydrate

(d) 1/2 protein, 1/4 fat and 1/4 carbohydrate

Directions (Qs. 153-154) : The next four (04) items

consist of two statements, statement I and statement

II. You are to examine these two statements carefully

and select the answers to these items using the code

given below.

Code :

(a) Both the statements are individually true and

statement II is the correct explanation of statement

(b) Both the statements are individually true but

statement II is not the correct explanation of

statement I

(c) Statement I is true but statement II is false

(d) Statement I is false but statement II is true

153. Statement I : Oxidation in our body cells releases

dangerous free radicals.

Statement II : Our body itself produces

antioxidants to neutralise harmful free radicals.

154. Statement I : Red blood cells burst when placed

in water.

Statement II : Due to the phenomenon of

osmosis water enters into red blood cells.

155. Consider the following statements regarding

osmosis in animal cells :

1. If the water potential of the solution

surrounding the cell is too high, the cell

shrinks.

2. If the water potential of the solution

surrounding the cell is too low, the cell

swells and bursts.

3. It is important to maintain a constant water

potential inside the animal body.

4. In animal cells, water potential far exceeds

the solute potential.

Which of the statements given above is/are

correct?

(a) 1 and 2 (b) 3 only

(c) 4 only (d) 2 and 3

156. The following question consist of two statements,

one labelled as the Assertion (A) and the other

as ‘Reason (R), You are to examine these two

statements carefully and select the answers to

these items using the codes given below:

Assertion (A) : Though carbohydrates are

covalent compounds, they are soluble in water.

Reason (R) : Compounds which form hydrogen

bond with water are generally soluble in water.

(a) Both A and R are individually true and R is

the correct explanation of A

(b) Both A and R are individually true but R is

NOT the correct explanation of A

(c) A is true but R is false

(d) A is false but R is true

E-56 || Biology

157. Match list-I (Name of the crop) with list-II

(Name of the high yielding variety), and select

the correct answer using the codes given below

the list :

List-I

(Crop)

List-II

(High yielding variety)

A. Maize 1. Arjun

B. Paddy 2. Jaya

C. Wheat 3. Ranjit

Codes :

ABCABC

(a) 1 2 3 (b) 2 3 1

(c) 3 2 1 (d) 3 1 2

158. With reference to human nutrition consider the

following statements :

(1) Banana is richer source of carbohydrates

than apples

(2) Banana contains some amount of protein

also

(3) Spinach has no protein at all

(4) Potatoes are richer sources of protein than

peas

Which of the above statements are correct ?

(a) 1 and 2 (b) 2, 3 and 4

(b) 1, 3 and 4 (d) 1, 2, 3 and 4

159. Cow milk is a rich source of :

(a) Vitamin A (b) Vitamin B

(c) Vitamin C (d) Vitamin D

160. The only snake that builds its nest is :

(a) Krait (b) King cobra

(c) Chain viper (d) Saw scaled viper

161. Consider the following statements :

(1) Heart is three chambered in fishes

(2) Heart is four chambered in birds

(3) All animals of class amphibia are

characterised by two pairs of limbs

(4) In all reptiles respiration is by lungs only

Which of the above statements are correct ?

(a) 1, 2, 3 and 4 (b) 1 and 3

(c) 2 and 4 (d) 2, 3 and 4

162. Artificial insemination involves the use of :

(a) Natural semen and natural diluent

(b) Natural semen and artificial diluent

(c) Artificial semen and natural diluent

(d) Artificial semen and artificial diluent

163. The following statements are pertaining to green

revolution in India :

Green revolution is most successful in the area

of:

(1) Controlled and assured source of irrigation

(2) Where chemical fertilizer (NPK) is

adequately applied

(3) Where hydel power is adequately available

(4) Where farmers are more receptive to

innovation

Select the correct answer using the codes given

below :

(a) 1, 2 and 3 (b) 1, 2 and 4

(c) 1, 3 and 4 (d) 1, 2, 3 and 4

164. Consider the following respiratory pigments :

(1) Haemoglobin (2) Haemocyanin

(3) Haemoerythrin (3) Haemocynoglobin

Iron is contained in :

(a) 1, 2, 3 and 4 (b) 1 and 3

(c) 1 and 2 (d) 1, 2 and 4

Directions (Qs. 165 & 166) : The following questions

consists of two statements one labelled Assertion (A)

and the other labelled Reason (R). Select the correct

answers to these questions from the codes given below:

(a) Both A and R are true and R is the correct

explanation of A

(b) Both A and R are true but R is not correct

explanation of A

(c) A is true but R is false

(d) A is false but R is true

165. Assertion (A) : Bacterial chromosome is highly

folded.

Reason (R) : The bacterial chromosome lacks

the histone proteins.

166. Assertion (A) : Conifers flourish in the cold

zones of north.

Reason (R) : Evergreen conifers can carry out

photosynthesis even in short days.

167. Which of the following is represented by X in

figure ?

DNA C G A T C G C T ||| ||| || || ||| ||| ||| ||

m-RNA G C X A G C G A

→
→

(a) Adenine (b) Guanine

(c) Uracil (d) Thimine

General Science || E-57

168. Match list-I (Name of the plant) with list-II (Seed

dispersal mechanism) and select the correct

answer using the codes given below the lists :

List-I

(Name of the plant)

List-II

(Seed dispersal

mechanism)

A. Coconut 1. By animals

B. Drumstick 2. Explosive

mechanism

C. Coklebur (Xanthium) 3. By water

D. Castor 4. By wind

Codes :

ABCDABCD

(a) 2 1 4 3 (b) 2 4 1 3

(c) 3 4 1 2 (d) 3 1 4 2

169. The yellow colour of urine is due to the presence

of :

(a) Bile (b) Lymph

(c) Cholesterol (d) Urochrome

170. SA-node of mammalian heart is known as :

(a) Autoregulator (b) Pace-maker

(c) Time controller (d) Beat regulator

171. A drop of blood contains.

(a) about 10,000 cells

(b) about 100,000 cells

(c) several million cells

(d) less than 25,000 cells

172. Acupuncture is a medical system of treatment in

which

(a) herbs are used to relieve pain

(b) needles are inserted into particular parts of

the body to relieve pain

(c) surgery is done to relieve pain

(d) none of these

173. Human blood contains ________ percentage of

plasma.

(a) 35% (b) 40%

(c) 50% (d) 65%

174. Vivipary in plants means

(a) germination of seeds in the crevices of stem

where some soil is deposited

(b) development of pea nut fruits after the

fertilization

(c) organization of several shoots

(d) germination of seeds inside the fruit while it

is still on the plant parent tree

175. Thermoregulation in mammals is a balance of

heat gain and heat loss. All of the following can

affect both heat gain and heat loss except

(a) activity of the sweat glands

(b) thickness of the fat layer under the skin

(c) air movements near the body surface

(d) blood flow in the skin

176. When a person, after a certain degree of exertion,

suffers from pain in the chest or below the collar

bones, in the events of inadequate supply of

oxygen to the heart muscles, he is said to suffer

from

(a) coronary thrombosis

(b) myocardial infarction

(c) angina pectoris

(d) arteriosclerosis

177. Unwanted sound creates noise pollution, and its

unit is decibel (db). Prolonged exposure of noise

level of how many db may gradually lead to

permanent loss of hearing ability ?

(a) 40 db (b) 60 db

(c) 80 db (d) 100 db

178. What happens each day when the leaf of a plant is

first exposed to light ?

(a) the epidermal cells on the upper surface of

the leaf begin to photosynthesize.

(b) carbon dioxide diffuses out of the leaf.

(c) the cells of the spongy mesophyll begin to

take up carbon dioxide, and are the only

cells that are able to do so.

(d) the guard cells become more turgid and the

stomatal apertures open.

179. Which one of the following provides the best

estimate of the world’s biological diversity?

(a) of about 10 million species probably alive

today, some 20 species are lost every day,

most of them unknown because no more

than half a million have yet been actually

identified by scientists

(b) of about 30 million living species, some 50

are lost every day, most of them unknown

because no more than one million have been

actually identified

(c) of about 45 million living species, some 100

are lost every day, most of them unknown

E-58 || Biology

because no more than 1.5 million have been

actually identified

(d) of about 75 million living species, some 500

are lost every day, most of them unknown

because no more than 3 million have been

actually identified

180. Biologically, marriage should be avoided in

between

(a) Rh+ male and Rh+ female

(b) Rh– female and Rh– male

(c) Rh+ female and Rh– male

(d) Rh+ male and Rh– female

181. A disorder which is linked to the Y chromosome

in humans (holandric) will

(a) only be expressed in males whose mothers

were a carrier of the gene

(b) never be passed from father to child

(c) show a pattern of skipping generations in a

family

(d) be passed only from father to son

182. A dog can smell a breeding bitch from almost 1

km. This is due to the

(a) release of sex pheromones by the bitch

during breeding

(b) season release of some chemicals by both

the dog and bitch during breeding season

(c) special type of barking by the bitch during

breeding season

(d) none of the above

183. Normal adult human male has

(a) 10 g of haemoglobin/100 g of blood

(b) 14 g of haemoglobin/100 g of blood

(c) 18 g of haemoglobin/100 g of blood

(d) 24 g of haemoglobin/100 g of blood

184. Most fish do not sink in water because of the

presence of the

(i) swim bladder

(ii) air bladder

(iii) air sacs

(iv) air in spongy bones

(a) i and ii are correct

(b) ii and iii are correct

(c) iii and iv are correct

(d) i, ii, iii and iv are correct

185. Scarification of seeds is done for removing

(a) dormancy

(b) germination inhibitors

(c) growth

(d) embryo

186. The correct sequence of anaerobic reactions in

yeast is

(a)

Glucose cytoplasm Pyruvate mitochondria

Ethanol Carbondioxide

→ →

(b)

Glucose cytoplasm Pyruvate cytoplasm

Lactic acid

→ →

(c) Glucose cytoplasm Pyruvate mitochondria

Lactic acid

→ →

(d) Glucose cytoplasm Pyruvate cytoplasm

Ethanol + Carbondioxide

→ →

187. Which of the following statement(s) is (are) true

about respiration?

(i) During inhalation, ribs move inward and

diaphragm is raised

(ii) In the alveoli, exchange of gases takes place

i.e., oxygen from alveolar air diffuses into

blood and carbon dioxide from blood into

alveolar air

(iii) Haemoglobin has greater affinity for carbon

dioxide than oxygen

(iv) Alveoli increase surface area for exchange

of gases

(a) (i) and (iv) (b) (ii) and (iii)

(c) (i) and (iii) (d) (ii) and (iv)

188. Which of the following statement (s) is (are) true

about heart?

(i) Left atrium receives oxygenated blood from

different parts of body while right atrium

receives deoxygenated blood from lungs

(ii) Left ventricle pumps oxygenated blood to

different body parts while right ventricle

pumps deoxygenated blood to lungs

(iii) Left atrium transfers oxygenated blood to

right ventricle which sends it to different

body parts

(iv) Right atrium receives deoxygenated blood

from different parts of the body while

left ventricle pumps oxygenated blood to

different parts of the body

General Science || E-59

(a) (i) (b) (ii)

(c) (ii) and (iv) (d) (i) and (iii)

189. Choose the forms in which most plants absorb

nitrogen

(i) Proteins

(ii) Nitrates and Nitrites

(iii) Urea

(iv) Atmospheric nitrogen

(a) (i) and (ii) (b) (ii) and (iii)

(b) (iii) and (iv) (d) (i) and (iv)

190. Which of the following statement(s) is (are)

correct ?

(i) Pyruvate can be converted into ethanol and

carbon dioxide by yeast

(ii) Fermentation takes place in aerobic bacteria

(iii) Fermentation takes place in mitochondria

(iv) Fermentation is a form of anaerobic

respiration

(a) (i) and (iii) (b) (ii) and (iv)

(c) (i) and (iv) (d) (ii) and (iii)

191. Which of the following statements are true ?

(i) Sudden action in response to something in

the environment is called reflex action

(ii) Sensory neurons carry signals from spinal

cord to muscles

(iii) Motor neurons carry signals from receptors

to spinal cord

(iv) The path through which signals are

transmitted from a receptor to a muscle or a

gland is called reflex arc

(a) (i) and (ii) (b) (i) and (iii)

(c) (i) and (iv) (d) (i), (ii) and (iii)

192. Which of the following statements are true about

the brain ?

(i) The main thinking part of brain is hind brain

(ii) Centres of hearing, smell, memory, sight etc

are located in fore brain

(iii) Involuntary actions like salivation, vomiting,

blood pressure are controlled by the medulla

in the hind brain

(iv) Cerebellum does not control posture and

balance of the body

(a) (i) and (ii) (b) (i), (ii) and (iii)

(c) (ii) and (iii) (d) (iii) and (iv)

193. Offspring formed by asexual method of

reproduction have greater similarity among

themselves because

(i) asexual reproduction involves only one

parent

(ii) asexual reproduction does not involve

gametes

(iii) asexual reproduction occurs before sexual

reproduction

(iv) asexual reproduction occurs after sexual

reproduction

(a) (i) and (ii) (b) (i) and (iii)

(c) (ii) and (iv) (d) (iii) and (iv)

194. Factors responsible for the rapid spread of bread

mould on slices of bread are

(i) large number of spores

(ii) availability of moisture and nutrients in

bread

(iii) presence of tubular branched hyphae

(iv) formation of round shaped sporangia

(a) (i) and (iii) (b) (ii) and (iv)

(c) (i) and (ii) (d) (iii) and (iv)

195. Which among the following is not the function of

testes at puberty?

(i) formation of germ cells

(ii) secretion of testosterone

(iii) development of placenta

(iv) secretion of estrogen

(a) (i) and (ii) (b) (ii) and (iii)

(c) (iii) and (iv) (d) (i) and (iv)

196. New species may be formed if

(i) DNA undergoes significant changes in germ

cells

(ii) chromosome number changes in the gamete

(iii) there is no change in the genetic material

(iv) mating does not take place

(a) (i) and (ii) (b) (i) and (iii)

(c) (ii), (iii) and (iv) (d) (i), (ii) and (iii)

197. Select the incorrect statement

(a) Frequency of certain genes in a population

change over several generations resulting in

evolution

(b) Reduction in weight of the organism due to

starvation is genetically controlled

(c) Low weight parents can have heavy weight

progeny

E-60 || Biology

(d) Traits which are not inherited over

generations do not cause evolution

198. Select the statements that describe characteristics

of genes

(i) genes are specific sequence of bases in a

DNA molecule

(ii) a gene does not code for proteins

(iii) in individuals of a given species, a specific

gene is located on a particular chromosome

(iv) each chromosome has only one gene

(a) (i) and (ii) (b) (i) and (iii)

(c) (i) and (iv) (d) (ii) and (iv)

199. Excessive exposure of humans to U V-rays results

in

(i) damage to immune system

(ii) damage to lungs

(iii) skin cancer

(iv) peptic ulcers

(a) (i) and (ii) (b) (ii) and (iv)

(c) (i) and (iii) (d) (iii) and (iv)

200. The pH of water sample collected from a river

was found to be acidic in the range of 3.5 – 4.5,

on the banks of the river were several factories

that were discharging effluents into the river. The

effluents of which one of the following factories

is the most likely cause for lowering the pH of

river water?

(a) Soap and detergent factory

(b) Lead battery manufacturing factory

(c) Plastic cup manufacturing factory

(d) Alcohol distillery