Question:medium

Which of the following is a lung irritant that can lead to an acute respiratory disease in children?

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Remember the primary health effects of common air pollutants: CO: Chemical asphyxiant (binds to hemoglobin). SO$_2$: Respiratory irritant, causes acid rain. NO$_2$: Strong respiratory irritant, linked to acute respiratory infections, causes acid rain and smog. Particulates (PM2.5, PM10): Penetrate deep into lungs, cause cardiovascular and respiratory issues.

Updated On: Mar 30, 2026

SO$_2$
CO$_2$
CO
NO$_2$

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The Correct Option is D

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