CBSE 2025 · Region 1 · Set 1 · Q16 · 1 mark
The percentage of solar energy which is not converted into food energy by the leaves of green plants in a terrestrial ecosystem is about :
Official answer
From CBSE’s own marking scheme for this paper.
(D)
$\displaystyle 99$%
Life ProcessesAutotrophic and Heterotrophic NutritionRemembermcqmedium
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CBSE Class 10 Science past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.