Question

Which plant growth regulator is used to reduce post-harvest fruit drop in grapes?

A Chlormequat chloride Correct Answer Incorrect Answer
B Gibberellic acid Correct Answer Incorrect Answer
C Hydrogen cyanide Correct Answer Incorrect Answer
D Naphthalene acetic acid Correct Answer Incorrect Answer
E Maleic hydrazide Correct Answer Incorrect Answer

Solution

The traditional material used to help prevent pre-harvest drop in grapes is NAA (Fruitone N), a synthetic auxin.

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