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प्रश्न
______ and ______ induce chemotropism of angiosperms and gymnosperms.
उत्तर
sugars and peptones induce chemotropism of angiosperms and gymnosperms.
संबंधित प्रश्न
Which of the following phytohormone is not associated with the promotion of growth in plants?
Which hormone is known as a stress hormone in plants? Why?
Which physiological activity is NOT influenced by abscisic acid?
How abscisic acid helps plants to overcome stress?
______ is growth inhibitor.
Abscisic acid is a ____________ chemically.
Increase in abscisic acid (ABA) concentration causes ____________ in plants.
The substance that triggers the fall of mature leaves and fruits from plants is due to
A growth inhibiting hormone in plants:
The hormone which accelerates senescence (ageing) and abscission of leaves is ______.
