In plants, _ hormone promotes closing of stomata in drought conditions.
Correct answer: D. Abscisic acid
- A. Ethene
- B. Gibberellins
- C. Cytokinins
- D. Abscisic acid
Explanation
Stomatal closure is a common adaptation response of plants to the onset of drought condition
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About Chemical Coordination and Hormones
Chemical coordination uses hormones released by endocrine glands and carried in blood to specific target cells. Coverage includes the pituitary, thyroid, pancreas, adrenal glands, ovaries and testes, feedback control, and the contrast between slower, longer-lasting hormonal responses and rapid nervous coordination.
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