AIIMS AIIMS Solved Paper-2002

  • question_answer

    Directions for: The questions consist of two statements each, printed as assertion and reason. While answering these questions you are required to choose any one of the following five responses A. If both the Assertion and the Reason are true and the Reason is a correct explanation of the Assertion. B. If both the Assertion and the Reason are true but the Reason is not a correct explanation of Assertion. C. If the Assertion is true but the Reason is false. D. If both the Assertion and the Reason are false. E. If Assertion is false but Reason is true.

    Assertion: Bacterial photosynthesis occurs by utilizing wavelength longer than 700 nm. Reason: Here reaction center is P-890.

    A) A

    B)                                       B

    C)       C                            

    D)        D           

    E)  E

    Correct Answer: B

    Solution :

                    Bacteria utilize the wavelengths longer than 700 nm for photosynthesis and the reaction centre is P-890, the reductant is \[NADH+{{H}^{+}}\]. In bacteria donor may be \[{{H}_{2}}S\] or malate or succinate.


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