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

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 13. Plant growth and development4 Marks
MCQ
Hormone causing stomatal closure is
  • A
    $GA$
  • B
    Kinetin
  • ✓
    $ABA$
  • D
    $IBA$
✓

Answer

Correct option: C.
$ABA$
c
(c)Application of minute quantity of $ ABA $ to leaves reduces transpiration to a great extent through partial closure of stomata. It thus conserves water and reduces the requirement of irrigation.

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