AIIMS AIIMS Solved Paper-2011

  • question_answer
    Photosynthetic bacteria have

    A)  pigment system I           

    B)  pigment system II

    C)  Both (a) and (c)                               

    D)  some other kind of pigments, \[{{B}_{890}}\]

    Correct Answer: D

    Solution :

    Pigment system I of higher plants has main reaction centre \[{{P}_{700}}\] and pigment system-II \[{{P}_{680}}\] But, bacterial pigment system is sensitive to far red dight \[{{P}_{890}}\].


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