Differentiate between
(c) Phototropism and Chemotropism.

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Solution

Phototropism is a type of movement seen in plants in response to light.
Chemotropism is a type of movement seen in plants in response to chemicals.
Characteristics
Phototropism
Chemotropism
Meaning Photo- light, tropism- movement. Chemo- chemical, tropism- movement.
External stimulus Light Chemical
Example The growth of shoots of the plants towards the direction of sunlight. The growth of pollen tubes towards the ovary in response to the chemicals released by the ovary and ovules.

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Similar questions

Differentiate between

(a) Thigmotropism and geotroprism

(b) Phototropism and chemotropism

The movement of a shoot towards light is:

(a) geotropism

(b) hydrotropism

(d) phototropism

Question 10
The movement of the shoot towards light is

(a) geotropism
(b) hydrotropism
(c) chemotropism
(d) phototropism

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Characteristics	Phototropism	Chemotropism
Meaning	Photo- light, tropism- movement.	Chemo- chemical, tropism- movement.
External stimulus	Light	Chemical
Example	The growth of shoots of the plants towards the direction of sunlight.	The growth of pollen tubes towards the ovary in response to the chemicals released by the ovary and ovules.