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GUJCET 2026 Chemistry Paper

Question : 11 of 40

Marks: +1, -0

Which of the following is not a polysaccharide?

Solution:

Concept:

A polysaccharide is a carbohydrate made of many monosaccharide units joined together.

Explanation:

\mathrm{Ribose}

is a single sugar unit, so it is a monosaccharide.

\mathrm{Starch}

\mathrm{Gum}

, and

\mathrm{Glycogen}

are formed from many sugar units, so they are polysaccharides.

Thus, the compound that is not a polysaccharide is

\mathrm{Ribose}

Answer:

\mathrm{Ribose}

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