Which one of the following statements about phytohormone ABA is correct?

Question

Biology · Plant Physiology

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Correct answer

Inactivation of ABA involves its oxidation to phaseic acid.

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Answer 1

ABA biosynthesis occurs entirely in the plastids.

Answer 2

Inactivation of ABA involves its oxidation to phaseic acid.

Answer 3

ABA-β-D-glucosyl ester is an active form of ABA.

Answer 4

High level of ABA predominantly promotes vivipary.

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