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1. Which of the following statements is correct regarding sexual
reproduction in Basidiomycetes?
(a) Plasmogamy occurs by the fusion of two somatic cells of different
strains.
(b) Karyogamy and meiosis occur in the basidium producing four
basidiospores.
(c) Basidiospores are exogenously produced on the basidium.
(d) All of these
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2. Refer to the given figure and select the incorrect option regarding it.
(a) It belongs to Class Basidiomycetes.
(b) It is a non-edible, poisonous mushroom.
(c) It possesses an umbrella- like basidiocarp.
(d) The basidiospores in it, are exogenously produced on the basidium.
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3. Ciliates differ from all other protozoans in
(a) using flagella for locomotion
(b) having a contractile vacuole for removing excess water
(c) using pseudopodia for capturing prey
(d) having two types of nuclei.
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4. Select the wrong statement. (NEET)
(a) The walls of diatoms are easily destructible.
(b) ‘Diatomaceous earth’ is formed by the cell walls of diatoms.
(c) Diatoms are chief producers in the oceans.
(d) Diatoms are microscopic and float passively in water.
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5. Rusts and Smuts are the fungi that belong to:
A. Phycomycetes
B. Ascomycetes
C. Basidiomycetes
D. Deuteromycetes
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6. The chief producers in the oceans are:
A. Floating hydrophytes
B. Blue green algae
C. Desmids
D. Diatoms
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7. Chrysophytes:
I. Include diatoms and desmids
II. Are found only in marine water
III. Are planktonic
A. Only I and II are correct
B. Only I and III are correct
C. Only II and III are correct
D. I, II and III are correct
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8. Which among the following are the smallest living cells, known
without a definite cell wall, pathogenic to plants as well as animals
and can survive without oxygen?
(a) Pseudomonas
(b) Mycoplasma
(c) Nostoc
(d) Bacillus
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9. Citrus canker is caused by (AIIMS)
(a) mycoplasma
(b) fungus
(c) virus
(d) bacteria
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10. Which of the following characteristic(s) is/are used by Whittaker for
the classification of organisms?
(a) Mode of nutrition
(b) Thallus organisation
(c) Phylogenetic relationships
(d) All of the above
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11. Which scientist classified plants into trees, shrubs and herbs and
animals into two groups based on absence or presence red blood
cells?
(a) Aristotle
(b) D. J. Ivanowsky
(c) W. M. Stanley
(d) R. H. Whittaker
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12. Which one of the following statements is wrong?
(a) Cyanobacteria are also called blue-green algae
(b) Golden algae are also called desmids
(c) Eubacteria are also called false bacteria
(d) Phycomycetes are also called algal fungi
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13. One of the major components of cell wall of most fungi is
(a) Chitin
(b) Cellulose
(c) Peptidoglycan
(d) Hemicellulose
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14. Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are
included in the kingdom
(a) Monera
(b) Protista
(c) Fungi
(d) Animalia
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15. Viroids differ from viruses in having
(a) DNA molecules without protein coat
(b) RNA molecules with protein coat
(c) RNA molecules without protein coat
(d) DNA molecules with protein coat
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16. Which of the following statement(s) is correct for both blue-green
algae and bacteria?
(a) Both show anaerobic respiration.
(b) Both have chlorophyll pigment.
(c) Both are devoid of true nucleus
(d) None of the above
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17. Which of the following statement(s) is/ are correct for bacteria?
(a) They are the members of the kingdom monera
(b) They live in extreme habitats such as hot springs, deserts, snow and
deep oceans.
(c) They show the most extensive metabolic diversity.
(d) All of the above
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18. Which of the following statements regarding cyanobacteria is
incorrect?
(a) It is also called blue green algae.
(b) They are chemosynthetic autotrophs.
(c) It forms blooms in polluted water bodies.
(d) It is unicellular, colonial or filamentous, marine or terrestrial bacteria.
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19. Potato Spindle Tuber Disease is caused by a pathogen that is:
A. A nucleocapsid
B. A low molecular weight free RNA
C. An abnormally folded protein
D. A protozoan
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20. Prion is:
A. A nucleocapsid
B. A low molecular weight free RNA
C. An abnormally folded protein
D. A protozoan
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21. Match the class of fungi in Column 1 with 2 On representative
examples in Column II and select the correct option:
A B C D Column I Column II
1. P R S Q
A. Phycomycetes P. Motels and truffles
2. R S P Q
B. Ascomycetes Q. Alternaria, Trichoderma
3. P Q R S
C. Basidiomycetes R. Bread mould and Albugo
4. R P S Q
D. Deuteromycetes S. Smult & rust fungi
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22. You discover a new fungus. On careful examination you find that the
mycelium is septate and branched, they reproduce asexually by
conidia and you cannot identify any sexual stage in its life cycle. To
which fungal class would you place this fungus?
A. Phycomycetes
B. Basidiomycetes
C. Ascomycetes
D. Deuteromycetes
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23. Match the column I and II.
a. A-III B-II C-IV D-V Column I Column II
A. Monera I. Cuscuta, Solanum
b. A-II B-III C-IV D-I B. Protista II. Bacillus, Nostoc
C. Fungi III. Euglena, Trypanosoma
c. A-II B-III C-I D-IV
D. Plantae IV. Mucor, Penicillium
V. Felis, Panthera
d. A-II B-V C-I D-IV
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24. Match column I (Kingdom) with column II (Class) and select the
correct options
a. A-IV B-III C-II D-I Column I (Kingdom) Column II (Class)
A. Plantae I. Archaebacteria
b. A-I B-II C-III D-I B. Fungi II. Euglenoids
C. Protista III. Phycomycetes
c. A-III B-IV C-II D-I D. Monera IV. Algae
d. A-IV B-II C-III D-I
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25. Match the type of protozoans given in column-l with their examples
given in column-II and choose the correct option.
a. A-I B-III C-IV D-II Column I (Type of Column II (Examples)
protozoans)
A. Amoeboid I. Paramecium
b. A-III B-I C-II D-IV protozoans
B. Ciliated protozoans II. Plasmodium
c. A-III B-I C-IV D-II C. Flagellated III. Amoeba
protozoans
D. Sporozoans IV. Trypanosoma
d. A-III B-IV C-I D-II
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26. Assertion: Two kingdom classification was insufficient.
Reason: Majority of organisms did not fall into either of the categories in
two kingdom classification
A. If both assertion and reason are true and reason is the correct
explanation of assertion
B. If both assertion and reason are true but reason is not the correct
explanation of assertion
C. If assertion is true but reason is false
D. If both assertion and reason are false.
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27. Assertion : Archaebacteria are able to survive in harsh habitats.
Reason: Presence of peptidoglycan in cell wall help archaebacteria to
survive in extreme conditions.
A. If both assertion and reason are true and reason is the correct
explanation of assertion
B. If both assertion and reason are true but reason is not the correct
explanation of assertion
C. If assertion is true but reason is false
D. If both assertion and reason are false.
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28. Assertion: Methanogens are present in the gut of several ruminant
animals.
Reason: Methanogens help in the production of methane from dung of
ruminants.
A. If both assertion and reason are true and reason is the correct
explanation of assertion
B. If both assertion and reason are true but reason is not the correct
explanation of assertion
C. If assertion is true but reason is false
D. If both assertion and reason are false.
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29. Assertion : Cyanobacteria are photosynthetic autotrophs.
Reason: Cyanobacteria have chlorophyll a and b similar to green plants.
A. If both assertion and reason are true and reason is the correct
explanation of assertion
B. If both assertion and reason are true but reason is not the correct
explanation of assertion
C. If assertion is true but reason is false
D. If both assertion and reason are false.
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30. Identify the asexual reproductive structure associated with
Penicillium:
(a) Conidia
(b) Gemmules
(c) Buds
(d) Zoospores
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31. Which of the following is an example of amoeboid protozoans?
A. Trypanosoma
B. Paramecium
C. Gonyaulax
D. Entamoeba
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32. Which of the following groups of protozoan is not correctly matched
with its feature?
A. Amoeboid – Marine forms have silica shells on their surface.
B. Flagellated – Either free living or parasitic
C. Ciliated – Actively moving organisms due to presence of cilia
D. Sporozoans – Move and capture their prey with the help of false feet
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33. Identify the figures A, B and C given below
(a) A-Euglena, B-Paramecium, C-Agaricus
(b) A-Euglena, B-Planaria, C – Agaricus
(c) A-Planaria, B-Paramecium, C-Agaricus
(d) A-Euglena, B-Paramecium, C-Aspergillus
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34. Which of the following is a parasitic fungi on the mustard plant?
(a) Albugo
(b) Puccinia
(c) Yeast
(d) Ustilago
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35. Contagium vivum fluidum was proposed by
A. D. J. Ivanowsky
B. M. W. Beijerinek
C. Stanley
D. Robert Hooke
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36. Viruses are non-cellular organisms but replicate themselves once
they infect the host cell. To which of the following kingdom do viruses
belong?
A. Monera
B. Protista
C. Fungi
D. None of the above
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37. Which statement is wrong for viruses
A. All are parasites
B. All of them have helical symmetry
C. They have ability to synthesize nucleic acids and proteins
D. Antibiotics have no effect on them
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38. The main criteria for classification used by Whittaker included all the
following, except:
A. Cell structure and body organization
B. Mode of nutrition
C. Mode of reproduction
D. Mode of locomotion
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39. As a group the most extensive metabolic diversity is shown by:
A. Bacteria
B. Protista
C. Fungi
D. Animals
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40. The vast majority of bacteria are:
A. Heterotrophs
B. Photoautotrophs
C. Chemosynthetic autotrophs
D. Methanotrophs
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41. In Linnaeus’ time, the number of Kingdoms of living organisms was
A. 2
B. 3
C. 4
D. 5
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42. Match the bacteria in Column I with its shape in Column II and select
the correct option from the codes given below:
Column I Column II A B C D
A. Bacillus a. Rod 1. a b c d
B. Coccus b. Spherical 2. b a c d
C. Spirilla c. Spiral 3. a d c b
D. Vibrio d. Comma 4. b a d c
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43. A fungus used extensively in biochemical and genetic work is:
A. Neurospora
B. Trichoderma
C.Paecilomyces
D. Streptomyces
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44. Which of the following is not a characte of Ascomycetes?
A. Mycelium is unbranched and septate
B. Asexual spores conidia are produced exogenously
C. Sexual spores endogenously called ascospores are produced
endogenously
D. Conidia on germination produce mycelium
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45. Ability to change shape as found in mycoplasma is due to
A. Formation of f pseudopodia
B. Branching nature
C. Wall-less nature
D. Pectic nature of wall
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46. Fusion of gametes which are dissimilar in size is
A. Oogamy
B. Isogamy
C. Anisogamy
D. Zoogamy
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47. Cyanobacteria contain pigment
A. Chlorophyli a
B. Chlorophyll b
C. Chlorophyll c
D. All the above
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48. A free living aerobic and non- photosynthetic nitrogen fixing
bacterium is
A. Anabaena
B. Azotobacter
C. Rhizobium
D. Clostridium
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49. The motile bacteria are able to move by
A. Flagella
B. Cilia
C. Pili
D. Fimbriae
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50. Cyanobacteria are
A. Bacteria using cyanide for nutrition Case
B. Prokaryotes having blue green cells
C. Coloured fungi
D. Virus affecting bacterial growth
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Answers
1)D 13)A 29)C
14)B 30)A
2)B
15)C 31)D
3)D 16)C 32)D
4)A 17)D 33)A
18)B 34)A
5)C
19)B 35)B
6)D 20)C 36)D
7)B 21)D 37)B
8)B 22)D 38)D
23)B 39)A
9)D
24)A 40)A
10)D 25)C 41)A
11)A 26)A 42)A
27)C 43)A
12)C
28)B 44)A
45)C
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Answers
46)C
47)A
48)B
49)A
50)B
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