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Worksheets

Carbohydrate

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

Carbohydrates are otherwise known as

a)

Polyhydroxy amines

b)

Polyhydroxy carbonylcompounds

c)

Polyhydroxy acid

d)

Polyhydroxy amide

2.

Example for monosaccharide is

a)

Maltose

b)

Sucrose

c)

Starch

d)

Cellulose

3.

Example for reducing sugar is

a)

Glucose

b)

Starch

c)

Cellulose

d)

Sucrose

4.

Iodine adsorbs on ----------------and gives blue colour.

a)

Maltose

b)

Starch

c)

Cellulose

d)

Sucrose

5.

Which of the following does not show mutarotation?

a)

Glucose

b)

Fructose

c)

Maltose

d)

Cellulose

6.

Bromine water does not react with

a)

Glyceraldehyde

b)

Erythrose

c)

Fructose

d)

Glucose

7.

Select the levorotatory compound from the following

a)

Glucose

b)

Fructose

c)

D+ Glyceraldehyde

d)

D- Glyceraldehyde

8.

Monosaccharides react with HCN to give

a)

Cyanohydrin

b)

Oxime

c)

Hemiacetal

d)

Ozazone

9.

Tollen’s reagent will oxidize

a)

Cellulose

b)

Sucrose

c)

Starch

d)

Fructose

10.

Presence of number of hydroxyl groups in the carbohydrate can be identified using the reaction with .....

a)

Phenyl Hydrazine

b)

Acetic anhydride

c)

Nitric Acid

d)

Bromine Water

11.

Glucose and ………. Will be obtained during the hydrolysis of Sucrose

a)

Fructose

b)

Maltose

c)

Lactose

d)

Erythrose

12.

………… on hydrolysis yields invert sugar

a)

Sucrose

b)

Maltose

c)

Starch

d)

Cellulose

13.

Hydrolysis of starch will yield

a)

Dextrin

b)

Dextrose

c)

Cellulose

d)

Amylose

14.

Enzyme which hydrolyses cellulose is

a)

Hydrolase

b)

Invertase

c)

Amylase

d)

Cellulase

15.

Water insoluble component present in cellulose is

a)

Amylose

b)

Amylopectin

c)

Glucopyranose

d)

Glucose