Casparian strips are present in the ______ of the root

Options

A. cortex
B. pericycle
C. epidermis
D. endodermis

Answer

D

Explanation

Casparian strips are found in endodermis of roots. It is a band of thickening which runs along the radial and tangential walls of endodermal cells. It is made up of suberin and lignin. Casparian strips prevent plasmolysis of endodermal cells.
Cortex is found below epiblema. It is made up of thin-walled parenchymal cells. Epidermis is the outermost layer made up of thin-walled flattened and slightly elongated parenchymal cells.Pericycle is found below endodermis and it is made of p a renchymatous cells.