Photosynthesis in Higher Plants
1 Board Biology previous year questions on Photosynthesis in Higher Plants — options free on every question; 1 include the answer & explanation free, the rest unlock with PYQ Pass.
Q1 FREE PREVIEW
The primary source of oxygen in photosynthesis is
✓ Correct answer: c)
Water
Explanation
The primary source of oxygen released during photosynthesis is water \( (\mathrm{H}_{2}\mathrm{O}) \). During the light reaction, the splitting of water (photolysis) occurs, which releases oxygen.
Therefore, correct option — C (Water)
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