Question

Walls of collenchyma are irregularly thickened due to the deposition of ______.

विकल्प

• pectin

• lignin

• suberin

• all of these

Answer 1

Walls of collenchyma are irregularly thickened due to the deposition of pectin.

Explanation:

Collenchyma walls are unevenly thickened at the corners by cellulose and pectin. Lignin is typical of sclerenchyma, while suberin is deposited in cork cells.