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The region of the root-tip whose cells undergo rapid elongation and enlargement and are responsible for the growth of the root in length is called the

A. region of maturation.

B. region of elongation.

C. region of meristematic activity.

D. root-hairs.

Correct Answer : B.


Region of elongation lies above the region of meristematic activity. Cells in this region undergo rapid elongation and enlargement and are responsible for the growth of the root in length.

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