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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?
______ causes cell elongation, apical dominance and prevents abscission.
Bring out any two physiological activities of abscisic acid?
Adverse environmental condition results in production of ______ in plants.
Which of the following is not associated with growth of plant?
The main function of abscisic acid in plants is to
Abscisic acid is the common name given to two identical substances isolated separately. Name them.
Describe abscissic acid physiological effects.
Identify the growth hormone in plants which causes inhibitory effect.
The hormone which accelerates senescence (ageing) and abscission of leaves is ______.
