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Spongy Parenchyma

Choose the co...

Question

Choose the correct answer from the alternatives given.
Sclerenchymatous cells in their cell walls have large percentage of:

A

silica

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B

lignin

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C

pectin

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D

cellulose

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Solution

The correct option is B lignin
Answer B: Lignin
Sclerenchyma is composed of dead cells with extremely thick cell walls that make up to 90% of the whole cell volume. Their walls consist of cellulose and/or lignin.

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Spongy Parenchyma

Standard XII Biology

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