It is known that exposure to carbon monoxide is harmful to animals because

Options

A. it reduces `CO_(2)` transport
B. it reduces `O_(2)` transport
C. it increases `CO_(2)` transport
D. it increases `O_(2)` transport.

Answer

B

Explanation

Carbon monoxide poisoning occurs after enough inhalation of carbon monoxide `(CO)`. Carbon monoxide binds with haemoglobin to form carboxyhemoglobin because of which oxgen is not released to the tissues.