CBSE 2025 · Region 1 · Set 3 · Q1 · 1 mark
What type of ecological pyramid would be obtained with the following data ? Primary producer $\displaystyle =10 \mathrm{~g}$ Secondary consumer $\displaystyle =120 \mathrm{~g}$ Primary consumer $\displaystyle =60 \mathrm{~g}$
Official answer
From CBSE’s own marking scheme for this paper.
(C)
Inverted pyramid of biomass
EcosystemEcological PyramidsApplymcqmedium
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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.