WAEC Biology 2021 Objective — Question 25
Question 25 of 50 from the West African Examinations Council (WAEC) Biology 2021 Objective paper, with the correct answer and a full explanation.
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25. Which of the following factors is not necessary for photosynthesis?
- A. Water
- B. Carbon (IV) oxide
- C. WindCorrect
- D. Chlorophyll
Explanation
Photosynthesis requires water, carbon(IV) oxide, chlorophyll, light, and enzymes — wind is not a requirement.
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