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      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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