WAEC Biology 2022 Objective — Question 23
Question 23 of 50 from the West African Examinations Council (WAEC) Biology 2022 Objective paper, with the correct answer and a full explanation.
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An evidence of the occurrence of photosynthesis in an experiment is the
- A. release of carbon (IV) oxide
- B. release of oxygenCorrect
- C. formation of water molecules
- D. formation and release of fructose
Explanation
The release of oxygen gas (as a by-product) during an experiment is a key evidence that photosynthesis is occurring in a plant.
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