Oxygen liberated during photosynthesis comes from

(A) water

(B) (b) chlorophyll

(C) (c) carbon dioxide

(D) (d) glucose



Photosynthesis is a process by which green plants make their own food.

During photosynthesis, the water is oxidised to liberate oxygen gas.

Reaction for Photosynthesis-01.jpg

So, the correct answer is (a) water

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo