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CGP EDU Academic Team
Published on: August 14, 2026
CO is harmfull because :-
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Verified by ExpertsThe correct answer is:
A
Carbon monoxide (CO) has an affinity for haemoglobin that is about 200-300 times higher than that of oxygen. When inhaled, it binds with haemoglobin to form a stable compound called carboxyhaemoglobin. This prevents haemoglobin from carrying oxygen to body tissues, leading to oxygen deprivation (hypoxia) and potentially death.
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