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Question

Flowering dependent on cold treatment is


A

Vernalisation

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B

Cryotherapy

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C

Cryopscopy

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D

Cryogenics

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Solution

The correct option is A

Vernalisation


The correct option is A:

Explanation of the correct option:

  1. The process of coaxing a plant to flower by exposing it to cold for an extended period of time is known as vernalization.
  2. Flowering can be encouraged to occur sooner than normal or in warm settings missing the requisite seasonal chilling by satisfying the chilly requirement of many temperate zone (found in cooler areas) plants.

Explanation of the incorrect options:

Option B:

Cryotherapy is nothing but the use of extreme cold to freeze and destroy the abnormal tissue.

Option C:

Cryoscopy is a technique for determining the molecular weights of solutes by measuring the lower freezing points in liquid induced by dissolved substances.

Option D:

The science of cryogenics is concerned with the development and effects of extremely cold temperatures.

Final answer: Flowering dependent on cold treatment is Vernalisation.


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