Biology Diagnostic Exam

Form II
 DIAGNOSTIC EXAMINATIONS

Biology

1 Hour

READ THE FOLLOWING INSTRUCTIONS CAREFULLY.

1. This test consists of 50 items. You will have 1 hour to answer them.
2. In addition to this test booklet, you should have an answer sheet
3. Each item in this test has four suggested answers lettered (A) (B) (C) (D). Read each item you
are about to answer and decide which choice is best.
4. On your answer sheet, find the number which corresponds to your item and shade the space
having the same letter as the answer you have chosen. Look at the sample item below.

Sample item

Which of the following diseases is due to Sample Answer

A dietary deficiency?

(A) Malaria (A) (B) (C)

(B) Diabetes
(C) Influenza
(D) Anaemia

The best answer to this item is “Anaemia,’ so answer space (D) has been shaded.

5. If you want to change your answer, erase it completely before you fill in your new
choice.
6. When you are told to begin, turn the page and work as quickly and as carefully as you
can. If you cannot answer an item, go on to the next one. You may return to this item
later. Your score will be the total number of correct answers.
7. Figures are not necessarily drawn to scale.

Name: _____________________________________Class: _______ Date: ____________________

Multiple Choice Answer Sheet
Instructions: Shade the letter of the most appropriate response on the answer sheet.

1. (A) (B) (C) (D) 26. (A) (B) (C) (D)

2. (A) (B) (C) (D) 27. (A) (B) (C) (D)
3. (A) (B) (C) (D) 28. (A) (B) (C) (D)
4. (A) (B) (C) (D) 29. (A) (B) (C) (D)
5. (A) (B) (C) (D) 30. (A) (B) (C) (D)
6. (A) (B) (C) (D) 31. (A) (B) (C) (D)
7. (A) (B) (C) (D) 32. (A) (B) (C) (D)
8. (A) (B) (C) (D) 33. (A) (B) (C) (D)
9. (A) (B) (C) (D) 34. (A) (B) (C) (D)
10. (A) (B) (C) (D) 35. (A) (B) (C) (D)
11. (A) (B) (C) (D) 36. (A) (B) (C) (D)
12. (A) (B) (C) (D) 37. (A) (B) (C) (D)
13. (A) (B) (C) (D) 38. (A) (B) (C) (D)
14. (A) (B) (C) (D) 39. (A) (B) (C) (D)
15. (A) (B) (C) (D) 40. (A) (B) (C) (D)
16. (A) (B) (C) (D) 41. (A) (B) (C) (D)
17. (A) (B) (C) (D) 42. (A) (B) (C) (D)
18. (A) (B) (C) (D) 43. (A) (B) (C) (D)
19. (A) (B) (C) (D) 44. (A) (B) (C) (D)
20. (A) (B) (C) (D) 45. (A) (B) (C) (D)
21. (A) (B) (C) (D) 46. (A) (B) (C) (D)
22. (A) (B) (C) (D) 47. (A) (B) (C) (D)
23. (A) (B) (C) (D) 48. (A) (B) (C) (D)
24. (A) (B) (C) (D) 49. (A) (B) (C) (D)
25. (A) (B) (C) (D) 50. (A) (B) (C) (D)
Section A: Multiple Choice

Instructions: Shade the letter of the most appropriate answer on the answer sheet
provided.

1. A series of steps that are used by scientists to solve a problem or find the answer to a

question.

(a) Recipe (b) metric system (c) scientific method (d) data collection

2. In stage I of the scientific method, we define the problem. All of the following are done in

defining the problem except for ___________

(a) Make observations (b) ask questions

(c) Collect information (c) analyze data

3. Which of the following is NOT a good source to collect information from in stage I of the

Scientific Method?

(a) From experts (b) From Textbooks and educational journals

(c) From Facebook (d) From trusted sites on the internet e.g. CDC or FDA websites

4. This variable is the one being changed by the scientist, it is the one thing that will change in

an experiment.

(a) Independent variable (b) dependent variable

(c) Controlled variable (d) responding variable

5. This is a possible answer to a question or problem that can be tested by an experiment, it is

sometimes called an educated guess.

(a) Fact (b) opinion (c) hypothesis (d) variable

6. When constructing a graph, which variable goes on the x axis?

(a) Independent variable (c) dependent variable

(b) Controlled variable (d) responding variable

7. “If I ride my bike to school instead of walking then I will get to school faster. “ What is the
independent variable in the hypothesis above?

(a) Riding a bike or walking (c) how fast you get to school

(b) I will get to school faster (d) none of the above

8. You are walking pass a gas station and you see the following sign: What does it mean?

(a) Substances may explode

(b) Substances give off radiation

(c) Substances may catch fire easily

(d) Substance is toxic or poisonous

9. Which lab rule should the student in the picture follow?

(a) Handle equipment with care

(b) Learn about equipment before using them

(c) Keep the lab tidy

(d) Do not talk in the lab

10. This is the group in an experiment that we will compare our experimental group to. This
group stays under “normal” conditions

(a) Control group (c) weird group

(b) Experimental group (d) normal group

11. Which of the following does NOT correctly match safety symbol to its meaning?

(a) Harmful/Irritant (c) Flammable

(b) Corrosive (d) Radioactive

12. All of the following are guidelines for using a thermometer except_______

(a) Completely immerse bulb in liquid

(b) Ensure that bulb in in contact with the container
(c) Stir liquid to ensure even distribution of heat
(d) Take reading at eye level to prevent parallax error

13. All of the following are rules concerning scientific drawings except_____.

(a) All drawings should be done on typing paper

(b) Drawings must have a proper title, below the drawing, in full caps and underlined.
(c) All label lines must be drawn with a ruler and must not cross.
(d) All labels should be written in pen

14. Which of the following positions below is the correct position for reading from a measuring
cylinder?

(a) Position A (c) Position C

(b) Position B (d) Position D

15. What percentage of the pie chart would the fast food occupy?

(a) 15 %
(b) 50%
(c) 5%
(d) 30%

16. Look at the bar chart below and calculate how many cars were sold for the period
December to April.

(a) 15 cars
(b) 25 cars
(c) 20 cars
(d) 85 cars
 17. Which of the following are errors in the drawing below?

(a) The petiole is shaded

(b) The title is not in caps, nor underlined, it does
not have any view/section or magnification
(c) Some of the labels have a mixture of capital
letters and small letters.
(d) All of the above.

Questions 18-20 refers to the graph below.

18. Which day had the greatest number of bags recycled?

(a) Day 1 (b) Day 2 (c) Day 3 (d) Day 4 (e) Day 5 (f) Day 6

19. Which day had the least number of bags recycled?

(a) Day 1 (b) Day 2 (c) Day 3 (d) Day 4 (e) Day 5 (f) Day 6

20. What is the total number of bags recycled?

(a) 70 bags (b) 16 bags (c) 68 bags (d) 18 bags
21. Which of the following are lab safety rules that are being broken in the picture below?

(a) Roy is playing in the lab

(b) John is eating in the lab
(c) Sam has his text tube
pointed toward John
(d) All of the above.

22. Which of the following does NOT correctly match the characteristics of living things to

its definition?

(a) Respiration- The process of inhaling and exhaling

(b) Excretion – the toxic removal of metabolic wastes

(c) Movement- any change in the location or position of an organism.

(d) Sensitivity- the ability to respond to changes in the environment.

23. Which of the following correctly identifies the levels in the classification system in the

correct order from largest to smallest?

(a) Domain, kingdom, phylum, Class, family, order, genus, specie

(b) Domain, Kingdom, Phylum, Class, Order, Family, Genus, Specie

(c) Domain, Kingdom, Phylum, Family, Class, Order, Genus, Specie

(d) Domain, Kingdom, Phylum, Class, Origin, Family, Gene, Specie

24. Which of the following correctly list the kingdoms of living things?

(a) Bacteria, Monera, plants, animals, Fungi

(b) Monera, plants, Animals, Fungi, Protist

(c) Archebacteria, bacteria, protist, Fungi, Plants, Animals

(d) Archea, monera, protist, fungi, plants, animals

25. Which of the following is NOT true about kingdom Protista?

(a) Kingdom Protista includes plant-like, animal-like and fungus-like protists

(b) Organisms in Kingdom Protista may be unicellular or multicellular

(c) Organisms in kingdom Protista moves using cilia, flagella and pseudopodia

(d) Infections caused by protists include jock itch, ringworm, and athlete’s foot.

26. All of the following are TRUE about kingdom Fungi except for__________.

(a) Fungi prefer moisture, warmth and darkness

(b) Fungi cause disease like sleeping sickness, malaria and trichomoniasis.

(c) Fungi includes mushrooms, yeasts and molds.

(d) Fungi are important in the food industry to make bread, alcohol and blue cheese.

27. Which pair of statement does NOT correctly compare bacteria and viruses?

(a) Viral diseases do not have any cure while bacterial disease can be cured with

antibiotics

(b) Viruses are the smallest know living things while bacteria are a little larger than

viruses.

(c) Viral diseases include herpes, covid-19 and chicken pox, while bacterial diseases

include gonorrhoea, syphilis and food poisoning.

(d) Viruses have a genetic information surrounded by a protein coat, while bacteria

may be spherical, rod shaped or spiral shaped.

28. What is the difference between vascular plants and non-vascular plants?

(a) Vascular plants have flowers while non-vascular plants do not

(b) Vascular plants have vascular bundles while non-vascular plants do not.

(c) Vascular plants have seeds while non-vascular plants do not.

(d) Vascular plants are monocots while non-vascular plants are dicots
 Use the picture below to answer questions 29-30

29. Which of the following physical characteristics can be used to place these organisms into

the same taxonomic group?

(a) The number of legs

(b) Number of body parts

(c) The presence of antennae

(d) All of the above

30. Which taxonomic group do the organisms in the picture belong to?

(a) Arachnids

(b) Insects

(c) Crustaceans

(d) Arthropods

31. Predict what would happens if plant and animal cells are left in hypotonic solutions?

a. the animal cells swell up and burst and the plant cells would swell up and become

turgid as water moves into them by osmosis.

b. the plant and animal cells would excrete the water through their vacuoles

c. the cells become plasmolysed as water moves out of them

d. The cells would shrink and shrivel as water moves out of them both by osmosis.
 Use the dichotomous key below to answer questions 32-33

32. Use the dichotomous key to identify organism A

(a) Bombus fervidus (c) Apis mellifera

(b) Catopsila Pomona (d) Hexagenia limbata

33. Analyze the dichotomous key to identify which of the organism is the Tupula Simplex?

(a) Organism A (b) organism B (c) organism C (d) organism D

34. Which of the following is a characteristic of mammals which is NOT shared with other

vertebrates? Only mammals

(a) Are warm blooded (homoeothermic) (c) show parental care

(b) Have hair (d) Have internal fertilization

35. Which of the following animals is cold blooded (poikilothermic) but shows adaptations in

its behavior which help it to maintain a more constant body temperature?

(a) Fish (b) toad (c) lizard (d) bird

 Use the diagram below to answer questions 36-37

36. Chlamydomonas is a living organism. What features of Chlamydomonas show you that this is
true?

(a) it is sensitive to light

(b) It can move itself about using its long flagella to swim

(c) It has a large chloroplast that it uses to photosynthesize.

(d) all of the above.

37. For many years, scientists were not sure whether to classify chlamydomonas as an animal or
a plant. Now it is put in a separate group altogether! Which of the feature of the
chlamydomonas suggests that it is a plant cell?

(a) It can move itself about using a flagella

(b) It is sensitive to light and uses its large chloroplast to photosynthesize and stores excess
food as starch

(c) When it is mature and has been in plenty of light, it will reproduce by splitting into two

(d) None of the above.

38. Structures that are found within cells that perform different function are called ______

(a) Organelles (b) organs (c) cytology (d) taxonomy

39. Which of the following is NOT true about the cell membrane

(a) It is made of phospholipids that make it semipermeable

(b) The phospholipid layer has a hydrophilic head and hydrophobic tail

(c) It is arranged in a lipid bilayer

(d) It is completely permeable to substances that want to go in and out.

40. What is the name of the scientist who coined the term cell in 1665 after looking at cork

cells under a microscope, he said they reminded him of room that the monks slept in?

(a) Anton Van Leeuwenhoek (c) Robert Hooke

(b) Theodore Schwann (d) Matthias Schleiden

Use the diagram below to answer questions 41- 42

41. Which organelle controls all cellular activities?

(a) Organelle E (b) organelle D (c) Organelle A (d) organelle B

42. Which of the following correctly labels structures A-E?

(a) Cell membrane, cell wall, cytoplasm, vacuole, nucleus

(b) Cell wall, cell membrane, ribosome, nucleus, vacuole

(c) Cell membrane, cell wall, ribosome, nucleus, vacuole

(d) Cell wall, cell membrane, cytoplasm, nucleus, vacuole

 Use the diagram below to answer question 43

43. Which of the following correctly labels the parts of the cell membrane?

(a) Phospholipids, transmembrane protein, carbohydrate, cholesterol

(b) Transmembrane protein, carbohydrate, phospholipid, cholesterol

(c) Cholesterol, phospholipid, transmembrane protein, cholesterol

(d) Phospholipid, transmembrane protein, cholesterol, carbohydrate

44. Predict which direction, the particles will flow in diffusion in the diagram below.

(a) Up

(b) Down

(c) Left

(d) Right

45. The image below shows molecules in two solutions separated by a membrane. In which

direction would the water molecules move?

(a) The water molecules will have a net movement from left to right

(b) The water molecules will have a net movement from right to left

(c) The water molecules will have no net movement

(d) None of the above.

46. Which of the following correctly describes an example of diffusion in everyday life?

(a) When someone sprays perfume in a room and the scent spreads to the entire room and

everyone can smell it.

(b) When someone passes a restaurant and can smell the food cooking

(c) When someone drops a drop of dye in water and it spreads to change the color of the

water in the entire container

(d) All of the above.

47. Organisms that can make their own food are known as_______________

(a) Autotrophs (b) heterotrophs

(b) Saprophytes (d) none of the above

48. Which of the following statements is TRUE?

(a) respiration occurs in the mitochondria and in chloroplasts

(b) photosynthesis occurs in chloroplasts of plant cells, while respiration occurs in the

mitochondria

(c) photosynthesis occurs in mitochondria and in chloroplasts

(d) photosynthesis occurs in mitochondria and respiration occurs in chloroplasts

49. The process by which plants make their own food using inorganic substances is called

_____________________

(a) Respiration (b) photosynthesis (c) excretion (d) nutrition

50. During photosynthesis plants take carbon dioxide from the air and water from the soil

and converts them into:

(a) Glucose and oxygen (c) honey

(b) Amino acids (d) acid rain.