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Question

Cork cells are impervious due to deposit of

A
Cutin
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B
Lignin
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C
Suberin
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D
Chitin
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Solution

The correct option is B 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’.

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