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NEET BIOLOGYMedium

Given below are some statements about plant growth regulators. Which of the following is incorrect?

A

All GAs are acidic in nature.

B

Auxins are antagonists to GAs.

C

Zeatin was isolated from coconut milk.

D

Ethylene induces flowering in Mango.

Step-by-Step Solution

According to the textbook:

  • Statement A is correct: All Gibberellins (GAs) are acidic .
  • Statement B is incorrect: Abscisic acid (ABA), not auxin, generally acts as an antagonist to Gibberellins (GAs) .
  • Statement C is correct: The search for natural cytokinins led to the isolation of zeatin from corn-kernels and coconut milk .
  • Statement D is correct: Ethylene induces flowering in mango .
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