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    Question

    Chlorophyll is formed from proto- chlorophyll in light.

    The proto- chlorophyll lacks two hydrogen atoms one each at _________and _________carbon of ________ ring.
    A 8th, 9th, I Correct Answer Incorrect Answer
    B 7th, 8th, IV Correct Answer Incorrect Answer
    C 8th, 9th, IV Correct Answer Incorrect Answer
    D 7th, 8th, I Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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