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WHAT IS VERNALISATION?...

WHAT IS VERNALISATION?

A

Flowering is induced only when plant is exposed to certain duration of photoperiod

B

Flowering is either quantitatively or qualitative dependent on exposour to low temperature

C

Presence of different kinds of structure in response to environment or phase of life

D

All changes that an organism goes through during its life cycle

Text Solution

Verified by Experts

The correct Answer is:
B
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Revision|Physiological Effects of Plant Growth Regulators Abscisic Acid|Photoperiodism|Vernalisation

Assertion (A). Sugar Beet, Cabbatge, Carrot like plants are monocarpic Reasson (R ). Both vernalisation and photoperiodism are related to flowering

The conditions necessary for vernalisation are I. high temperature II. Low temperature III. Carbon dioxide IV. oxygen and water Choose the correct option.

Statement A: The method of inducing early flowering in plants by pretreatment at low temperature is called vernalisation Statement B: When sugar beet is subjected to cold treatment it immediately flowers without completing vegetative phase.