(C) The directional growth movement of a plant organ in response to a light stimulus is known as phototropism. $1$. Hydrotropism is the growth respons

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(C) The directional growth movement of a plant organ in response to a light stimulus is known as phototropism. $1$. Hydrotropism is the growth response to water. $2$. Thigmotropism is the growth response to touch or physical contact. $3$. Geotropism (or gravitropism) is the growth response to gravity. Therefore,the correct answer is phototropism.

Class 11 Biology Plant Growth and Development Mix Examples-Plant Growth and Development

Easy

The movement of plant organs in response to light is called:

A
Hydrotropism
B
Thigmotropism
C
Phototropism
D
Geotropism

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Plant Growth and Development

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Mix Examples-Plant Growth and Development

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The movement of plant organs in response to light is called:

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$I.$ The increased growth per unit time is termed as $A$.$II.$ Abscisic acid $B$ the stomata.Choose the correct option and fill in the blanks.

Tendrils exhibit/twining of tendrils is due to

Which one of the following pairs of plant hormones inhibits flowering in some plants?

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Vedclass Test Series

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$I.$ The increased growth per unit time is termed as $A$.
$II.$ Abscisic acid $B$ the stomata.
Choose the correct option and fill in the blanks.