CBSE 2025 · Region 6 · Set 3 · Q10 · 1 mark
Land reptiles which went back into water about $\displaystyle 200$ mya to evolve into fish-like reptiles were :
Official answer
From CBSE’s own marking scheme for this paper.
(A)
Ichthyosaurus
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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.