Carbohydrates Part 1

1. Polysaccharides are

Polymers

Acids

Proteins

Oils

2. The general formula of monosaccharides is

CnH2nOn

C2nH2On

CnH2O2n

CnH2nO2n

3. The most important epimer of glucose is

Galactose

Fructose

Arabinose

Xylose

4. The sugar found in DNA is

Xylose

Ribose

Deoxyribose

Ribulose

5. A pentose sugar is

Dihydroxyacetone

Ribulose

Erythrose

Glucose

6. The aldose sugar is

Glycerose

Ribulose

Erythrulose

Dihydoxyacetone

7. A sugar alcohol is

Mannitol

Trehalose

Xylulose

Rabinose

8. Two sugars which differ from one another only in configuration around a single carbon atom are termed

Epimers

Anomers

Optical isomers

Stereoisomers

9. Compounds having the same structural formula but differing in spatial configuration are known as

Stereoisomers

Anomers

Optical isomers

Epimers

10. A triose sugar is

Glycerose

Ribose

Erythrose

Fructose

11.

Optical isomerism

Mutarotation

Epimerisation

D and L isomerism

12. The number of isomers of glucose is

2

4

8

16

13. In glucose the orientation of the —H and —OH groups around the carbon atom 5 adjacent to the terminal primary alcohol carbon determines

D or L series

Dextro or levorotatory

α and β anomers

Epimers

14. α-D-glucose and β -D-glucose are

Stereoisomers

Epimers

Anomers

Keto-aldo pairs

15. The general formula of polysaccharides is

(C6H10O5)n

(C6H12O5)n

(C6H10O6)n

16. The pentose sugar present mainly in the heart muscle is

Lyxose

Ribose

Arabinose

Xylose

17. Isomers differing as a result of variations in configuration of the —OH and —H on carbon atoms 2, 3 and 4 of glucose are known as

Epimers

Anomers

Optical isomers

Steroisomers

18. The carbohydrate of the blood group substances is

Sucrose

Fucose

Arabinose

Maltose

19. The major sugar of insect hemolymph is

Glycogen

Pectin

Trehalose

Sucrose

20. Erythromycin contains

Dimethyl amino sugar

Trimethyl amino sugar

Sterol and sugar

Glycerol and sugar

Carbohydrates Part 1

1. Polysaccharides are

2.

What first name or nickname would you like us to use?

2. The general formula of monosaccharides is

3. The most important epimer of glucose is

4. The sugar found in DNA is

5. A pentose sugar is

6. The aldose sugar is

7. A sugar alcohol is

8. Two sugars which differ from one another only in configuration around a single carbon atom are termed

9. Compounds having the same structural formula but differing in spatial configuration are known as

10. A triose sugar is

11.

12. The number of isomers of glucose is

13. In glucose the orientation of the —H and —OH groups around the carbon atom 5 adjacent to the terminal primary alcohol carbon determines

14. α-D-glucose and β -D-glucose are

15. The general formula of polysaccharides is

16. The pentose sugar present mainly in the heart muscle is

17. Isomers differing as a result of variations in configuration of the —OH and —H on carbon atoms 2, 3 and 4 of glucose are known as

18. The carbohydrate of the blood group substances is

19. The major sugar of insect hemolymph is

20. Erythromycin contains