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Cellulose

Cellulose is ...

Question

Cellulose is made up of :-

A

β -

glucose and

β -

galactose

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B

Glucose and mannose

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C

Linear polymer of

β - D

glucose unit

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D

Linear polymer of

N -

acetyl

D -

glucosamine

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Solution

The correct option is C Linear polymer of $β - D$ glucose unit
Cellulose is a polysaccharide consisting of a linear chain of several hundred to many thousands of β(1→4) linked D-glucose units.
So, the correct option is 'Linear polymer ofβ−D glucose unit'.

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Similar questions

Q. Assertion :Cellulose is not digested by human beings Reason: Cellulose is a polymer of

β

Q. Assertion (A): Cellulose is not digested by human beings.
Reason (R): Cellulose is a polymer of

β

Q. Match the following.

List-I	List-II (Monomer)
A) Sucrose	i) $β$ -D-Galactose and $β$ -D-Glucose
B) Cellulose	ii) $α$ -D-Glucose and $β$ -D-Fructose
C) Starch	iii) $β$ -D-Glucose
D) Lactose	iv) $α$ -D-Glucose

Q. Which of the following statement(s) is/are incorrect?
I. Cellulose is a polysaccharide composed of a large number of

β

-D-glucose units.
II.

β

-D-glucose units in cellulose are joined by

β

-glycosidic linkages.
III. Starch is a mixture of amylose and amylopectin.
IV. Amylose is a branched chain polysaccharide.
V. Amylopectin is a linear polysaccharide.

Q. Assertion :A cell wall is differentially permeable Reason: In plants, primary cell wall is made up of cellulose (

β

-D-glucose units), hemicellulose and pectin

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