CBSE 2026 · Region 5 · Set 3 · Q12 · 1 mark
Cattle or goats are never seen browsing on the weed, Calotropis. Select the correct option for the reason.
Official answer
From CBSE’s own marking scheme for this paper.
(C)
The plant produces the poisonous chemical, cardiac glycoside
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CBSE Class 12 Biology past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.