The quiescent centre in root meristem serves as a

Options

A. Site for storage of food which is utilized during maturation
B. Reservation of growth hormones
C. Reserve for replenishment of damaged cells of the meristem
D. Region for absorption of water .

Answer

C

Explanation

A zone of inactive cells is present in the central part of the root apex called quiscent centre. It is a hemisherical region of inactive cells present in between the root cap and the active meristematic region of root apex . This zone contains several hundred cells which are characterized by having lower concentration of DNA, RNA and protein. The quiescent centre acts as reservoir cells and becomes active whenever the previously active initials get damaged ro during the establishment of the secondary roots.