Biology · Plant Physiology
What is the primary role of abscisic acid (ABA) in relation to transpiration?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It promotes seed germination
- 2It promotes root growth
- 3It causes closure of stomata✓
- 4It causes stomatal opening
Correct answer
It causes closure of stomata
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