NEET Biology Respiration In Plants Question Bank Self Evaluation Test - Respiration in Plants

  • question_answer
    What is the function of molecular oxygen in cellular respiration?          

    A) It causes the breakdown of citric acid.

    B) To combine with glucose to produce carbon dioxide.

    C) To combine with carbon from organic molecules to produce carbon dioxide.

    D) To combine with hydrogen from organic molecules to produce water.

    Correct Answer: D

    Solution :

    [d] The oxygen obtained from cellular respiration combines with the hydrogen obtained from the oxidation of organic molecules to form water.


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