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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.
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संबंधित प्रश्न
Which plant hormone is responsible for the wilting and falling of leaves?
Most of the plant hormones promote plant growth. A plant hormone which inhibits growth is ______.
______ causes cell elongation, apical dominance and prevents abscission.
Adverse environmental condition results in production of ______ in plants.
Abscisic acid functions as
Abscisic acid is a ____________ chemically.
______ hormone is responsible for the efflux of K+ ions from guard cells and acts as an antitranspirant.
Give the chemical features of abscisic acid.
Name the stress hormone in plants.
The hormone which accelerates senescence (ageing) and abscission of leaves is ______.
