New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    This Chemical known as “Apple Factor” which is

    released by Malus sp. and acts as an attractant to Aphis pomi is:
    A Sinigrin Correct Answer Incorrect Answer
    B Metepa Correct Answer Incorrect Answer
    C Apoxide Correct Answer Incorrect Answer
    D Folic acid Correct Answer Incorrect Answer
    E Phlorizin Correct Answer Incorrect Answer

    Solution

    Explanation: The chemical known as the “Apple Factor” which acts as an attractant to Aphis pomi, the green apple aphid, is called phlorizin. Phlorizin is a dihydrochalcone, a type of natural phenol.

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