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MHT CET · BIOLOGY · STD 12 - 7. Plant Growth and Mineral Nutrition

Which plant hormone does NOT break seed dormancy in plants?

  1. A Auxins
  2. B Gibberellins
  3. C ABA
  4. D Cytokinins
Verified Solution

Answer & Solution

Correct Answer

(C) ABA

Step-by-step Solution

Detailed explanation

ABA maintains seed dormancy and inhibits germination, whereas auxins, gibberellins, and cytokinins promote germination and growth in plants.