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      Question

      Phenyl mercuric acetate (PMA) is a ______ of

      antitranspirant.  
      A Stomata closing type Correct Answer Incorrect Answer
      B Film forming type Correct Answer Incorrect Answer
      C Reflection type Correct Answer Incorrect Answer
      D Growth retardants Correct Answer Incorrect Answer
      E None of the above Correct Answer Incorrect Answer

      Solution

      Phenyl mercuric acetate (PMA) and atrazine at low concentration are stomata closing type antitranspirant.

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