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CBSE Class 10 · Science · 24 past questions

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1. Q2 2026

   Organisms of a higher trophic level which feed on several types of organisms belonging to a lower trophic…

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2. Q8 2026

   For Questions number 8 and 9, two statements are given — one labelled as Assertion (A) and the other labelled…

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3. Q10 Sample paper 2026-27

   A fish living in a pond ecosystem feeds on small aquatic insects (larvae). These insect larvae, in turn, feed…

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4. Q20 2024

   Identify the food chain in which the organisms of the second trophic level are missing…

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5. Q22 2024

   (A) Plants → Deer → Lion…

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