NEET Biology NEET PYQ-Photosynthesis and Translocation of Organic Solute

  • question_answer
    Emerson's enhancement effect and Red drop have been instrumental in the discovery of: [NEET - 2016 Phase-I]

    A) Photophosphorylation and non - cyclic electron transport

    B) Two photosystems operating simultaneously

    C) Photophosphorylation and cyclic electron transport

    D) Oxidative phosphorylation          

    Correct Answer: B

    Solution :

    [B] Red drop occurs due decreased functioning of PS-II beyond 680 nm and when both PS-I and PS-II are functioning together there is enhancement in quantum yield.


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