Assertion (A): Oxygen is produced during light dependent reactions of photosynthesis.

ICSE Class 10 Biology PYQ · 2026 Specimen · Section A

1(iii)1 Mark · 2026 · Section A · 2026 Specimen

Assertion (A): Oxygen is produced during light dependent reactions of photosynthesis.

Reason (R): Oxygen is released as a byproduct during photolysis.

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Both (A) and (R) are true and (R) is the correct explanation of (A).

Reason — Photolysis occurs in the thylakoid membranes during the light-dependent stage, producing oxygen.

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