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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
The fruits and leaves fall before maturity in absence of
  • ✓
    Auxin
  • B
    Gibberellin
  • C
    Cytokinin
  • D
    None of the above
✓

Answer

Correct option: A.
Auxin
a
(a)In some plants sheddling of leaves and fruits takes place due to the formation of abscission layer. Treatment of auxin upon plant fruit fall may be delayed until they are fully matured

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