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Karnataka Board PUCPUC Science Class 11

ABA (Abscisic acid) is called a stress hormone. How does this hormone overcome stress conditions? - Biology

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Question

ABA (Abscisic acid) is called a stress hormone. How does this hormone overcome stress conditions?

Short/Brief Note
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Solution

Abscisic acid is a stress hormone and during stress conditions, it induces changes like the closing of stomata to prevent further water loss during the scarcity of water, aids in seed germination when conditions are favourable and dormancy when not and other changes as and when required.

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Chapter 11: Transport in Plants - Exercises [Page 59]

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NCERT Exemplar Biology [English] Class 11
Chapter 11 Transport in Plants
Exercises | Q 19. a. | Page 59

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