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प्रश्न
______ and ______ induce chemotropism of angiosperms and gymnosperms.
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उत्तर
sugars and peptones induce chemotropism of angiosperms and gymnosperms.
संबंधित प्रश्न
Which plant hormone is responsible for the wilting and falling of leaves?
Name the plant hormone which is responsible for the following effect:
Closing of stomata
______ causes cell elongation, apical dominance and prevents abscission.
Bring out any two physiological activities of abscisic acid?
Which hormone is known as a stress hormone in plants? Why?
The main function of abscisic acid in plants is ____________.
Give the chemical features of abscisic acid.
Give a reason – ABA is also known as an antitranspirant.
Given below function performed by plant hormone. Which hormone is responsible for the given action?
Shedding of leaves
Define the following term:
Abscission
