Biology, asked by Yashikasinghrot, 1 year ago

Why is Abscisic acid called as stress hormone ?


ScientistKhushi: Abscisic acid or adranaline?
komal154: sorry
ScientistKhushi: I know about adrenaline... But abscisic acid is plant hormone
Yashikasinghrot: Abscisic acid
Yashikasinghrot: Yes ,it is a plant hormone
ScientistKhushi: Oh. ok. I was a bit confused. so I asked it
Yashikasinghrot: oho
Yashikasinghrot: ohm
Yashikasinghrot: Ohk!!!..
komal154: okkzz

Answers

Answered by komal154
10
The synthesis of Abscissic acid is stimulated by drought, water logging and other adverse environmental condition. Therefore, it is also known as Stress Hormone.
Answered by Rituj1
14
It generally plays an overall inhibitory role, notably during physiological stress. It promotes bud dormancy, seed dormancy and abcission.
When a plant is in stress due to climatic extremities like excess heat or cold or any other reasons, it produces ABA (Abscisic Acid) hormone. This hormone helps the plant to cope with the changing situation and reduces the stress. For this reason, ABA is known as stress hormone. 

Yashikasinghrot: Thanks !
Rituj1: my pleasure
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