CBSE Class 10 Science 2015 Term I Set 2

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Question : 1
Total: 36
Name one plant hormone which inhibits growth. Write its one more function.
Solution:  
Abscisic acid is a plant hormone which functions mainly as a growth inhibitor.
(i) It promotes the dormancy in seeds and buds.
(ii) It promotes the closing of stomata.
(iii) It promotes the wilting and falling of leaves.
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