NEET Botany Plant Growth and Development Questions Solved

NEET - 2006

Treatment of seed at low temperature under moist conditions to break its dormancy is called ?

(a) scarification
(b) vernalization
(c) chelation
(d) stratification

Audio Explanation:


Stratification involves the treatment of seed at low temperature (5-10 °C ) under sufficiently moist conditions to break its dormancy and to induce germination. Scarification involves any damage or breakage of seed coat by physical methods (e.g., Use of scalpel, wooden hammer etc.) or chemical methods (use of mild acids) to break seed dormancy. Vernalization is the chill treatment of plant in its early stages of life history to stimulate or induce early flowering.

Difficulty Level:

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