NEET Biology question

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

(A)Nyctinastic leaf movementCorrect
(B)Movement of root towards soil
(C)Movement of sunflower, tracking the direction of sun
(D)Movement of shoot towards light

Answer: (A)

Solution

Nyctinastic ("sleep") leaf movements are driven by reversible turgor pressure changes in the pulvinus (due to ion/water fluxes), not by a redistribution of

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Question ID VK-114141