The oxygen liberated from plants during photosynthesis comes from (a) Glucose (b) Water (c) Carbon dioxide (d) Chlorophyll

A.VERIFIED ANSWERfact-checked by tutors

Water

The oxygen during photosynthesis comes from split water molecules. During photosynthesis, the plant absorbs water and carbon dioxide. After the absorption, the water molecules are disassembled and converted into sugar and oxygen.

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