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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
Both ethylene and $ABA$ are responsible for
  • ✓
    Promoting the abscission of leaves and fruits
  • B
    Inducing dormancy of seeds
  • C
    Stimulation of apical dominance
  • D
    Ripening
✓

Answer

Correct option: A.
Promoting the abscission of leaves and fruits
a
Ethylene and $ABA$ causing shedding of leaves and fruits, flowers.

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