Q20.
What is (i) phototropism and (ii) geotropism? With a labelled diagram describe an show that light leaves of a healthy potted plant were coated with Vaseline. will this plant remain healthy for long? Give reasons for your answer.
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perfer ssc 10th class text book of bio science or if u dont have text bbok download the pdf of telangana ssc 10th class text book because its a lenthy answer
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hope perfering ssc 10th book may help you
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Phototropism: the growth of plant in direction of sunlight
Geotropism: the growth of plant in direction of gravity
in the figure the shoot is showing phototropism where as the roots are showing geotropism
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