Class 11 NEET Biology Plant Growth and Development

Question : 23 of 100

Marks: +1, -0

Which one of the following generally acts as an antagonist to gibberellins?

(Mains 2012)

Abscisic acid	Gibberellic acid
It inhibits growth.	It promotes growth.
It promotes the dormancy of seeds, of buds and tubers.	It overcomes the natural dormancy seeds, tubers etc.
It inhibits the synthesis of RNA and proteins.	It promotes the of RNA and synthesis proteins.
Causes abscission of flowers and fruits.	Promotes development of fruits.
Promotes leaf senescence.	Prevents leaf senescence.
Promotes stomatal closure.	Promotes stomatal opening.
Prevents amylase activity	Promotes amylase activity during seed germination.

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