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Q.

Excessive release of the pollutant carbon monoxide (CO) into the air may produce a condition in which Oxygen supply in the human body decreases. What causes this condition ?

A When inhaled into the human body CO is converted into CO2
B The inhaled CO has much higher affinity for haemoglobin as compared to Oxygen
C The inhaled CO destroyed the chemical structure of haemoglobin
D The inhaled CO adversely affects the respiratory centre in the brain
Answer & Explanation
Option: [B]

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