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How many molecules of ATP are required for each Calvin cycle?(a) 1(b) 2(c) 3(d) 4The question was posed to me by my college professor while I was bunking the class.The above asked question is from Higher Plants Photosynthesis in chapter Photosynthesis in Higher Plants of Biology – Class 11

Answer»

Correct option is (C) 3

Explanation: For EVERY carbon dioxide molecule used up in the Calvin cycle, 3 molecules of ATP are REQUIRED. SIX cycles are required to produce one glucose molecule; hence 18 ATP molecules are required to produce one molecule of glucose.



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