AIIMS AIIMS Solved Paper-2003

  • question_answer
    Hill reaction occur in:

    A)  high altitude plants

    B)  total darkness

    C)  absence of water

    D)  presence of ferricyanide

    Correct Answer: D

    Solution :

    Pohotochemical phase of photosynthesis called light or Hill reaction. It is proposed by Robin Hill. It takes place in chloroplast and completed in the for steps (i) absorption of light energy activation of chlorophyll molecule (iii) photolysis of water (iv) electron transferring (ferredoxin and plastoquinone) and formation of assimilatory power.


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