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Science · 2026 · 3 marks
CBSE 2026 · Region 3 · Set 3 · Q14
Give reasons for the following: 3 × 1=3 (a) Herbivores have a longer small intestine. (b) Inner lining of small intestine has numerous finger-like…
Give reasons for the following : $\displaystyle 3 \times 1=3$
(a)
Herbivores have a longer small intestine.
(b)
Inner lining of small intestine has numerous finger-like projections.
(c)
Rate of breathing in aquatic organisms is much faster than that in terrestrial organisms.
Marking-scheme solution
(a) Herbivores eat grass, need a longer small intestine to allow the cellulose to be digested.
(b) The finger like projections on the inner lining of small intestine, the villi, increase the surface area for absorption of digested food.
(c) Dissolved oxygen in water is much lower as compared to oxygen in air.
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CBSE Class 10 Science past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.