CBSE 2025 · Region 7 · Set 2 · Q15 · 1 mark
Assertion (A) : Human male is referred to as heterogametic. Reason $\displaystyle (R)$ : The male produces millions of sperms of the same kind.
Official answer
From CBSE’s own marking scheme for this paper.
(C)
Assertion (A) is true, but Reason (R) is false.
Principles of Inheritance and VariationSex DeterminationAnalyseassertion_reasoneasy
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CBSE Class 12 Biology past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.