WAEC Biology 2016 Objective — Question 22
Question 22 of 50 from the West African Examinations Council (WAEC) Biology 2016 Objective paper, with the correct answer and a full explanation.
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The best time to pluck the leaf for the experiment is
- A. after being exposed to sunlightCorrect
- B. three hours after sunset
- C. before sunrise
- D. six hours after sunset
Explanation
This is to ensure that the leaf has already photosynthesized.
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