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Control and Coordination
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12/10/2021 6:16 pm
Topic starter
Fill in the following blanks:
(a) Plant roots grow towards…….. and in the direction of force of……………
(b) A root of a plant grows downward. This is known as…………..
(c) ……….is the hormone that causes phototropism in plants.
(e) The response of leaves to the sunlight is called……………
1 Answer
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12/10/2021 6:17 pm
(a) Earth, gravity.
(b) Geotropism.
(c) Auxin.
(d) Photonasty.