1.

How does carbon monoxide emitted by automobiles prevents transport of oxygen in the body tissues ?

Answer»

By changing oxygen into carbon dioxide
By destroying the haemoglobin
By FORMING a stable compound with haemoglobin
By obstructing the reaction of oxygen with haemoglobin

Solution :Carbon monoxide when inhaled combines with haemoglobin more rapidly than oxygen . It blocks the oxygen transport by forming stable compound CARBOXYHAEMOGLOBIN. It prolonged inhalation may lead to DEATH.


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