NEET Biology NEET PYQ-Photosynthesis and Translocation of Organic Solute

  • question_answer
    The wavelength of light absorbed by Pr form of phytochrome is: [AIPMT (S) 2007]

    A) 640 nm

    B) 680 nm

    C) 720 nm

    D) 620 nm

    Correct Answer: B

    Solution :

    [B] When Pr absorbs red light (660-665 nm) it is converted into Pfr form and when Pfr absorbs far red light (730-735 nm) it V converted into Pr form.


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