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Question

The presence of which chemical make the cork impervious to gases and water?

A
Lignin
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B
Cellulose
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C
Suberin
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D
Pectin
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Solution

The correct option is C Suberin
Cells of cork are dead and compactly arranged without any intercellular spaces. A chemical substance called suberin is present in the cell walls of cork that makes them impervious to gases and water.

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