Which of the following is not a polysaccharide ?

Starch

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Maltose

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Cellulose

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Glycogen

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Solution

The correct option is B Maltose
Polysaccharides are those carbohydrates which yield a very large number of monosaccharide units ( $> 10$ ) on hydrolysis. Maltose $C_{12} H_{22} O_{11}$ is a disaccharide that gives two monosaccharide units (glucose) on hydrolysis.
Hence, (b) is correct.

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