CBSE 2025 · Region 6 · Set 1 · Q16 · 1 mark
The incorrect statement about ozone is
Official answer
From CBSE’s own marking scheme for this paper.
(C)
It is used as a refrigerant and in fire-extinguishers.
Our EnvironmentOzone Layer and its DepletionRemembermcqmedium
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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.