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WAEC Biology 2012 Objective — Question 27

Question 27 of 60 from the West African Examinations Council (WAEC) Biology 2012 Objective paper, with the correct answer and a full explanation.

The main raw materials required for photosynthesis are

A. oxygen and water
B. oxygen and carbon dioxide
C. oxygen and chlorophyll
D. carbon dioxide and waterCorrect

Explanation

The main raw materials required for photosynthesis are carbon dioxide and water.

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