The plant hormone used to destroy weeds in a field is:

The plant hormone used to destroy weeds in a field is:
  1. IAA
  2. NAA
  3. 2, 4-D
  4. IBA

Solution

2,4-D or 2, 4-Dichlorophenoxyacetic acid is one of the synthetic auxins. This chemical is used to eliminate the monocotyledonous plants and as weedicides.

Asked in: NEET 2021

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