NEET Biology Human Reproduction Question Bank Critical Thinking Questions

  • question_answer
    How carbon monoxide, emitted by automobiles, prevents transport of oxygen in the body tissues [CBSE PMT 1998]

    A) By chaning oxygen into carbon dioxide

    B) By destroying the haemoglobin

    C) By forming a stable compound with haemoglobin

    D) By obstructing the reaction of oxygen with haemoglobin

    Correct Answer: C

    Solution :

    Carbon monoxide when inhaled combines with hemoglobin more rapidly than oxygen. It blocks the oxygen transport by forming stable compound carboxyhaemoglobin. Its prolonged inhalation may lead to death.


You need to login to perform this action.
You will be redirected in 3 sec spinner