Practice test

Cell and tissue - Test Set 3

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    Non-nucleated cells at maturity:
    1. Xylem parenchyma
    2. Xylem fibre
    3. Palisade parenchyma
    4. Companion cell
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  2. Question 2

    Correct water pathway in roots:
    1. Pericycle → Endodermis → Cortex → Epidermis
    2. Epidermis → Pericycle → Endodermis → Cortex
    3. Epidermis → Endodermis → Cortex → Pericycle
    4. Epidermis → Cortex → Endodermis → Pericycle
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  3. Question 3

    True about conjoint vascular bundles:
    1.Called conjoint bundles

    2.May contain cambium

    3.Always closed
    1. 1 only
    2. 1 and 2 only
    3. 2 and 3 only
    4. 1, 2 and 3
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  4. Question 4

    Living but non-nucleated at maturity:
    1. Sieve tubes
    2. Companion cells
    3. Collenchyma
    4. Parenchyma
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  5. Question 5

    Process transforming meristem to permanent tissue:
    1. Cell differentiation
    2. Cell division
    3. Cell multiplication
    4. Cell regeneration
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  6. Question 6

    Driver of cohesion-tension-transpiration model:
    1. Evapotranspiration
    2. Transpiration
    3. Cohesion
    4. Surface tension
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  7. Question 7

    Cambium is an example of:
    1. Lateral meristem
    2. Apical meristem
    3. Intercalary meristem
    4. Permanent tissue
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  8. Question 8

    Which one of the following plant tissues is composed of dead cells?
    1. Xylem
    2. Phloem
    3. Parenchyma
    4. Hypodermis
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  9. Question 9

    Xylem tissue mainly concerned with the:
    1. Photosynthesis of plants
    2. Transport of water and mineral nutrients in plants
    3. Storage of prepared foods plants
    4. Transport of enzymes in plants
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  10. Question 10

    A carcinoma is a cancer originating from:
    1. Epithelial tissue
    2. Connective tissue
    3. Muscular tissue
    4. Nerve tissue
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  11. Question 11

    Target tissue of insulin is:
    1. Red Blood Cell
    2. Kidney tissues
    3. Small intestinal tissues
    4. None of the above
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  12. Question 12

    A plant cell shrinks when placed in:
    1. Water
    2. A solution isotonic with the cell sap
    3. A hypertonic solution
    4. A hypotonic solution
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  13. Question 13

    Which of the following becomes zero in a fully turgid cell?
    1. Water potential
    2. Wall pressure
    3. Osmotic pressure
    4. All of the above
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  14. Question 14

    According to cellular structure which one of the following is most complex?
    1. Bacteria
    2. Protozoa
    3. Algae
    4. Fungi
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  15. Question 15

    Main function of centriole:
    1. Animal cell division
    2. Plant rigidity
    3. Bacterial mineral balance
    4. Plant multiplication
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  16. Question 16

    Protein % in cell membrane:
    1. 60-80%
    2. 20-40%
    3. 80-100%
    4. 40-60%
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  17. Question 17

    Mitochondrial structural details:
    1. a
    2. b
    3. c
    4. d
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  18. Question 18

    Visible as small dots in cytoplasm (EM):
    1. Vesicles
    2. Peroxisomes
    3. Golgi apparatus
    4. Ribosomes
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  19. Question 19

    FALSE about cell cycle:
    1. G1: Cell grows, copies organelles
    2. S: DNA replication
    3. M: Cell grows, copies organelles
    4. G2: Prepares for mitosis
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  20. Question 20

    Example of prokaryotic cells:
    1. Plasmodium
    2. Leishmania
    3. Yeast
    4. Bacteria
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