Question

Cork cells are impervious due to deposit of

• A. Cutin
• B. Lignin
• C. Suberin
• D. Chitin

Answer 1

Answer: (C)

Suberin

A. Cutin – a waxy substance present in the cuticle.

B. Lignin – an organic polymer present in the cell wall of sclerenchyma and tracheary elements.

C. Suberin – an inert impervious waxy substance present in the cell walls of cork cells.

D. Chitin – is a complex polysaccharide present in the cell wall of fungi, exoskeleton of arthropods.

So, the correct option is ‘Suberin’.