NEET Biology question

Vernalisation refers to

(A)replacement of photoperiodic stimulus with chilling treatment to enhance juvenile period in plants
(B)shortening of juvenile or vegetative phase and hastening of flowering by previous cold treatmentCorrect
(C)feminising effect of ethylene on cucumber
(D)none of these

Answer: (B)

Solution

Vernalisation is precisely the phenomenon where a period of low-temperature (cold) treatment, typically applied to the imbibed seed or young seedling, shortens the vegetative/juvenile

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Question ID VK-114542