CBSE 2023 · Region 3 · Set 1 · Q1 · 1 mark
Choose the set of sex determining chromosomes that indicates the correct sex of the respective organism.
Official answer
From CBSE’s own marking scheme for this paper.
(B)
XO type of sex chromosomes determine male sex in grasshoppers
Principles of Inheritance and VariationSex DeterminationRemembermcqmedium
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CBSE Class 12 Biology past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.