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WAEC Biology 1988 Question 26

Question 26

Photosynthesis and Plant Nutrition

Which of the following does not occur during photosynthesis?

  1. A.Energy from sunlight is absorbed
  2. B.Carbondioxide is evolved
  3. C.Glucose is synthesized
  4. D.Oxygen is given off
  5. E.water is split
Show the answer and explanation

Answer: B (Carbondioxide is evolved)

Explanation

Photosynthesis takes in carbon dioxide; it gives off oxygen, not carbon dioxide.