3. Interaction and Interdependence

Factors Affecting Photosynthesis — Quiz

Test your understanding of factors affecting photosynthesis with 5 practice questions.

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Practice Questions

Question 1

Which factor most directly supplies the energy needed for the light-dependent reactions of photosynthesis?

Question 2

What is the main role of carbon dioxide in photosynthesis?

Question 3

Why does photosynthesis usually stop increasing once light intensity becomes very high?

Question 4

Which statement best describes the effect of temperature on photosynthesis?

Question 5

What is a likely result if the stomata close for a long time on a hot day?