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Which of the following movement in plants is not related to change in auxin level?

a)

Nyctinastic leaf movement

b)

Movement of root towards soil

c)

Movement of sunflower, tracking the direction of sun

d)

Movement of shoot towards light


Question ID - 5600 | Toppr Answer

Which of the following movement in plants is not related to change in auxin level?

a)

Nyctinastic leaf movement

b)

Movement of root towards soil

c)

Movement of sunflower, tracking the direction of sun

d)

Movement of shoot towards light

1 Answer - 5876 Votes

3537

Answer Key : (a) -

(a)

Nyctinastic or sleep movement is brought about by the alternation of day and night. These are also caused by the presence or absence of light (photonastic) as well as by the changes in temperature of the surrounding atmosphere (thermonastic).



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