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STD 11 - 13. Plant growth and development — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 13. Plant growth and development1 Mark
MCQ
Bud dormancy is induced by
  • ✓
    $ABA$
  • B
    $IAA$
  • C
    Ethylene
  • D
    Gibberellic acid
✓

Answer

Correct option: A.
$ABA$
a
(a) Abscisic acid acts as growth inhibitor and induces dormancy of buds towards the approach of winter.

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