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Biology · 2025 · 1 mark
CBSE 2025 · Region 5 · Set 1 · Q13
Assertion (A): To generate only a part of the plant from a cell is totipotency. Reason (R): Suitable special nutrient media and sterile conditions…
Assertion (A) : To generate only a part of the plant from a cell is totipotency.
Reason (R) : Suitable special nutrient media and sterile conditions are required in 'in vitro' conditions for the division of cells in explants.
Official answer
(D)
Assertion (A) is false, but Reason (R) is true.
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CBSE Class 12 Biology past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.