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Science · 2025 · 1 mark
Carbon and its CompoundsCombustion, Oxidation, Addition and Substitution Reactions1 markUnderstandassertion reason
CBSE 2025 · Region 6 · Set 1 · Q17
Assertion (A): Carbon and its compounds are our major sources of fuels. Reason (R): Most of the carbon compounds on burning release a large amount of…
Assertion (A) : Carbon and its compounds are our major sources of fuels.
Reason (R) : Most of the carbon compounds on burning release a large amount of heat and light.
Official answer
(A)
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
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CBSE Class 10 Science past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.