(Q.16) The first step in
photosynthesis is:
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(A) Conversion
of light energy to chemical energy
(B) Reduction of carbon dioxide (C) Absorption of light energy by chlorophyll (D) Formation of carbohydrates
(Q.17) The gas that is absorbed
during photosynthesis is:
(A) Hydrogen
(B) Nitrogen (C) Oxygen (D) Carbon dioxide
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