Botany (M.Phil./Ph.D.) 2014 Panjab University Entrance Exam With Answers

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22.

Which one of the following auxins is widely used to remove dicot weeds only ?

A: 2, 4- dicholorophenoxy acetic acid
B: Indole acetic acid
C: Naphthalene acetic acid
D: Indole butyric acid

The answer is: A