What is produced as a waste during photosynthesis?
A
Carbon dioxide
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B
Oxygen
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C
Water
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D
Ammonia
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Solution
The correct option is B Oxygen The process of water dissociation during photosynthesis is called as photo-oxidation of water. It requires the presence of Mn++, Ca+, and Cl-, a water oxidizing enzyme and an unknown substance Z. It takes place during the light reaction of photosynthesis. It produces oxygen as a waste product.