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  • Which of the following is the innermost layer of cortex?Option: 1 PericycleOption: 2 Hypode

Which of the following is the innermost layer of cortex?

Option: 1

Pericycle


Option: 2

Hypodermis


Option: 3

Cortex


Option: 4

endodermis


Answers (1)

best_answer
 
  • The outermost layer is epiblema. 
  • Many of the cells of epiblema protrude in the form of unicellular root hairs.
  • The cortex consists of several layers of thin-walled parenchyma cells with intercellular spaces. 
  • The innermost layer of the cortex is called endodermis.
  • The endodermis comprises a single layer of barrel-shaped cells without any intercellular spaces.
  • The tangential, as well as radial walls of the endodermal cells, have a deposition of
  • water-impermeable, waxy material suberin in the form of casparian strips. 
  • Next to endodermis lies a few layers of thick-walled parenchymatous cells referred to as pericycle.
  • The pith is small or inconspicuous. 
  • The parenchymatous cells which lie between the xylem and phloem are called conjunctive tissue
  • There are usually two to four xylem and phloem patches.

The innermost layer of the cortex is called endodermis.

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Pankaj

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