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Question 12:
Give one example each of a plant part :
(a) which is positively hydrotropic as well as positively geotropic.
(b) which is positively phototropic but negatively geotropic.
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Answer:
(a) Roots are positively hydrotropic as well as positively geotropic.
(b) Shoots are positively phototropic but negatively geotropic.
(b) Shoots are positively phototropic but negatively geotropic.
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Give one example of the movement of a plant part which is caused by the loss of water (or migration of water).
Q2
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Give one example each of a plant part :
(a) which is positively hydrotropic as well as positively geotropic.
(b) which is positively phototropic but negatively geotropic.
(a) which is positively hydrotropic as well as positively geotropic.
(b) which is positively phototropic but negatively geotropic.
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(b) folding up of petals of dandelion flower when light fades.
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Question Text |
Question 12:
Give one example each of a plant part : (a) which is positively hydrotropic as well as positively geotropic. (b) which is positively phototropic but negatively geotropic. |
Topic | Control and Coordination |
Subject | Science |
Class | Class 10 |
Answer Type | Text solution:1 |
Upvotes | 15 |