A sleep movement in plants is a nastic respon | vedclass

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(D) Sleep movements in plants,also known as nyctinasty,are nastic movements that occur daily in response to changes in environmental stimuli such as l

Vedclass · Accepted Answer

Both $(a)$ and $(b)$

Vedclass · Answer

(D) Sleep movements in plants,also known as nyctinasty,are nastic movements that occur daily in response to changes in environmental stimuli such as light and darkness. These movements are primarily driven by changes in turgor pressure within the pulvinus cells. Since these movements occur in response to both light (day) and dark (night) conditions,the correct answer is both $(a)$ and $(b)$.

Column-$I$	Column-$II$
$A$. Cytokinin	$i$. Stimulates closure of stomata
$B$. Ethylene	$ii$. Increases stem length
$C$. Gibberellin	$iii$. Promotes lateral shoot growth
$D$. Abscisic acid	$iv$. Found in large amounts in tissues undergoing senescence

$A$ sleep movement in plants is a nastic response that occurs daily in response to

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