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Nutrition
Revision exercise 5 4. Differentiate between cyclic and
non-cyclic photophosphorylation.
1. You have encountered two distinct 5. Describe the mechanism of Hatch-
types of organisms, A and B. Slack in C plants.
Organism A is green in colour, 4
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exhibits limited movement, while 6. Describe the effect of temperature
organism B is mobile and captures on the rate of photosynthesis.
small organisms for food.
(a) How would you categorise 7. How does the pancreas contribute to
organisms A and B based on the digestive process?
their modes of nutrition? 8. Describe the process of digestion in
(b) Differentiate modes of nutrition the human alimentary canal.
of the two organisms. 9. Bile does not contain enzyme, yet it
2. Photosynthesis is not possible is important for digestion. Explain.
without photolysis of water. Explain.
10. Give an account on the nervous and
3. Explain the roles of RuBP and hormonal control of the gastric juice
NADPH in photosynthesis. secretion.
Form Five Student’s Book
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