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Biology · PYQ NEET UG 2026

हिन्दी

Which of the following plant growth regulators is used as herbicide?

  1. A
    2,4-D
  2. B
    Kinetin
  3. C
    Abscisic acid
  4. D
    Gibberellin
View Answer & Solution

Correct answer · Option A

2,4-D

Explanation

2,4-D (2,4-dichlorophenoxyacetic acid) is a widely used synthetic auxin that acts as a herbicide.

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