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NEET Biology Photosynthesis in Higher Plants Question Bank Factors Affecting Photosynthesis

  • question_answer
    During daylight hours, the rate of photosynthesis is higher than that of respiration, and the ratio of oxygen produced to that of consumed is [CPMT 1984]

    A) 1 : 1

    B) 10 : 1

    C) 50 : 1

    D) 5 : 1

    Correct Answer: B

    Solution :

    Maximum rate of photosynthesis occurs near noon when light is brightest and at this time, plants usually fix about eight times more\[C{{O}_{2}}\]than is released during respiration (i.e., rate of photosynthesis is eight times more than rate of respiration).


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