Give one example of plant part. [2 MARKS]
A. Which is positively hydrotropic as well as geotropic.
B. Which is positively phototropic but negatively geotropic.

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Solution

Each point: 1 Mark

A. Roots - Roots grow downwards and towards water.
B. Stem - Stem grows towards the light and upwards.

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Similar questions

Give one example each of a plant part:

(a) Which is positively hydrotropic as well as positively geotropic.

(b) Which is positively phototrophic but negatively geotropic.

The root of a plant is :

(i) positively phototropic but negatively geotropic

(ii) positively geotropic but negatively phototropic

(iii) negatively phototropic but positively hydrotropic

(iv) negatively hydrotropic but positively phototropic

Name the plant organs which are :
(a) positively phototropic
(b) positively geotropic
(c) negatively geotropic
(d) positively hydrotropic

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