Free Printable Chemistry (food) question bank

1.

The general formula of monosaccharides

is

a)

(A) CnH2nOn

b)

(B) C2nH2On

c)

(C) CnH2O2n

d)

(D) CnH2nO2n

2.

2. The general formula of polysaccharides

is

a)

(A) (C6H10O5)n

b)

(B) (C6H12O5)n

c)

(C) (C6H10O6)n

d)

(D) (C6H10O6)n

3.

The aldose sugar is

a)

(A) Glycerose

b)

(B) Ribulose

c)

(C) Erythrulose

d)

(D) Dihydoxyacetone

4.

4. A triose sugar is

a)

(A) Glycerose

b)

(B) Ribose

c)

(C) Erythrose

d)

(D) Fructose

5.

5. A pentose sugar is

a)

(A) Dihydroxyacetone

b)

(B) Ribulose

c)

(C) Erythrose

d)

(D) Glucose

6.

6. The pentose sugar present mainly in the

heart muscle is

a)

(A) Lyxose

b)

(B) Ribose

c)

(C) Arabinose

d)

(D) Xylose

7.

7. Polysaccharides are

a)

(A) Polymers

b)

(B) Acids

c)

(C) Proteins

d)

(D) Oils

8.

The number of isomers of glucose is

a)

(A) 2

b)

(B) 4

c)

(C) 8

d)

(D) 16

9.

9. Two sugars which differ from one another

only in configuration around a single

carbon atom are termed

a)

(A) Epimers

b)

(B) Anomers

c)

(C) Optical isomers

d)

(D) Stereoisomers

10.

10. 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

a)

(A) Epimers

b)

(B) Anomers

c)

(C) Optical isomers

d)

(D) Steroisomers

11.

11. The most important epimer of glucose is

a)

(A) Galactose

b)

(B) Fructose

c)

(C) Arabinose

d)

(D) Xylose

12.

12. α-D-glucose and β -D-glucose are

a)

(A) Stereoisomers

b)

(B) Epimers

c)

(C) Anomers

d)

(D) Keto-aldo pairs

13.

13. α-D-glucose + 1120→ + 52.50 ← + 190 β-

D-glucose for glucose above represents

a)

(A) Optical isomerism

b)

(B) Mutarotation

c)

(C) Epimerisation

d)

(D) D and L isomerism

14.

14. Compounds having the same structural

formula but differing in spatial

configuration are known as

a)

(A) Stereoisomers

b)

(B) Anomers

c)

(C) Optical isomers

d)

(D) Epimers

15.

15. In glucose the orientation of the —H and

—OH groups around the carbon atom 5

adjacent to the terminal primary alcohol

carbon determines

a)

(A) D or L series

b)

(B) Dextro or levorotatory

c)

(C) α and β anomers

d)

(D) Epimers

16.

16. The carbohydrate of the blood group

substances is

a)

(A) Sucrose

b)

(B) Fucose

c)

(C) Arabinose

d)

(D) Maltose

17.

17. Erythromycin contains

a)

(A) Dimethyl amino sugar

b)

(B) Trimethyl amino sugar

c)

(C) Sterol and sugar

d)

(D) Glycerol and sugar

18.

18. A sugar alcohol is

a)

(A) Mannitol

b)

(B) Trehalose

c)

(C) Xylulose

d)

(D) Arabinose

19.

19. The major sugar of insect hemolymph is

a)

(A) Glycogen

b)

(B) Pectin

c)

(C) Trehalose

d)

(D) Sucrose

20.

20. The sugar found in DNA is

a)

(A) Xylose

b)

(B) Ribose

c)

(C) Deoxyribose

d)

(D) Ribulose

21.

21. The sugar found in RNA is

a)

(A) Ribose

b)

(B) Deoxyribose

c)

(C) Ribulose

d)

(D) Erythrose

22.

22. The sugar found in milk is

a)

(A) Galactose

b)

(B) Glucose

c)

(C) Fructose

d)

(D) Lactose

23.

23. Invert sugar is

a)

(A) Lactose

b)

(B) Sucrose

c)

(C) Hydrolytic products of sucrose

d)

(D) Fructose

24.

24. Sucrose consists of

a)

(A) Glucose + glucose

b)

(B) Glucose + fructose

c)

(C) Glucose + galactose

d)

(D) Glucose + mannose

25.

26. Which of the following is a non-reducing

sugar?

a)

(A) Isomaltose

b)

(B) Maltose

c)

(C) Lactose

d)

(D) Trehalose

26.

27. Which of the following is a reducing

sugar?

a)

(A) Sucrose

b)

(B) Trehalose

c)

(C) Isomaltose

d)

(D) Agar

27.

31. A polysacchharide which is often called

animal starch is

a)

(A) Glycogen

b)

(B) Starch

c)

(C) Inulin

d)

(D) Dextrin

28.

35. The po lysacchar ide found in the

exoskeleton of invertebrates is

a)

(A) Pectin

b)

(B) Chitin

c)

(C) Cellulose

d)

(D) Chondroitin sulphate

29.

48. Starch is a

a)

(A) Polysaccharide

b)

(B) Monosaccharide

c)

(C) Disaccharide

d)

(D) None of these

30.

51. The most abundant carbohydrate found

in nature is

a)

(A) Starch

b)

(B) Glycogen

c)

(C) Cellulose

d)

(D) Chitin

31.

63. A carbohydrate found in DNA is

a)

(A) Ribose

b)

(B) Deoxyribose

c)

(C) Ribulose

d)

(D) All of these

32.

66. A carbohydrate found only in milk is

a)

(A) Glucose

b)

(B) Galactose

c)

(C) Lactose

d)

(D) Maltose

33.

67. A carbohydrate, known commonly as

invert sugar, is

a)

(A) Fructose

b)

(B) Sucrose

c)

(C) Glucose

d)

(D) Lactose

34.

79. Amylose is a constituent of

a)

(A) Starch

b)

(B) Cellulose

c)

(C) Glycogen

d)

(D) None of these

35.

95. Action of salivary amylase on starch leads

to the formation of

a)

(A) Maltose

b)

(B) Maltotriose

c)

(C) Both of the above

d)

(D) Neither of these

36.

98. Catalytic activity of salivary amylase

requires the presence of

a)

(A) Chloride ions

b)

(B) Bromide ions

c)

(C) Iodide ions

d)

(D) All of these

37.

99. The following is actively absorbed in the

intestine:

a)

(A) Fructose

b)

(B) Mannose

c)

(C) Galactose

d)

(D) None of these

38.

106. Animal fat is in general

a)

(A) Poor in saturated and rich in polyunsaturated

fatty acids

b)

(B) Rich in saturated and poor in polyunsaturated

fatty acids

c)

(C) Rich in saturated and polyunsaturated fatty

acids

d)

(D) Poor in saturated and polyunsaturated fatty

acids

39.

107. In the diet of a diabetic patient, the

recommended carbohydrate intake

should preferably be in the form of

a)

(A) Monosaccharides

b)

(B) Dissaccharides

c)

(C) Polysaccharides

d)

(D) All of these

40.

108. Obesity increases the risk of

a)

(A) Hypertension

b)

(B) Diabetes mellitus

c)

(C) Cardiovascular disease

d)

(D) All of these

41.

109. Worldwide, the most common vitamin

deficiency is that of

a)

(A) Ascorbic acid

b)

(B) Folic acid

c)

(C) Vitamin A

d)

(D) Vitamin D

42.

110. Consumption of iodised salt is recom-

mended for prevention of

a)

(A) Hypertension

b)

(B) Hyperthyroidism

c)

(C) Endemic goitre

d)

(D) None of these

43.

111. Restriction of salt intake is generally

recommended in

a)

(A) Diabetes mellitus

b)

(B) Hypertension

c)

(C) Cirrhosis of liver

d)

(D) Peptic ulcer

44.

122. The number of isomers of glucose is

a)

(A) 4

b)

(B) 8

c)

(C) 12

d)

(D) 16

45.

125. Honey contains the hydrolytic product of

a)

(A) Lactose

b)

(B) Maltose

c)

(C) Inulin

d)

(D) Starch

46.

130. Cellulose is made up of the molecules of

a)

(A) α-glucose

b)

(B) β-glucose

c)

(C) Both of the above

d)

(D) None of these

47.

141. The general test for detection of

carbohydrates is

a)

(A) Iodine test

b)

(B) Molisch test

c)

(C) Barfoed test

d)

(D) Osazone test

48.

158. Glucose will be converted into fatty acids

if the diet has excess of

a)

(A) Carbohydrates

b)

(B) Proteins

c)

(C) Fat

d)

(D) Vitamins

49.

167. Cane sugar (Sucrose) injected into blood

is

a)

(A) changed to fructose

b)

(B) changed to glucose

c)

(C) undergoes no significant change

d)

(D) changed to glucose and fructose

50.

186. The tissues with the highest total glycogen

content are

a)

(A) Muscle and kidneys

b)

(B) Kidneys and liver

c)

(C) Liver and muscle

d)

(D) Brain and Liver

51.

203. Glucose enters the cells by

a)

(A) insulin independent transport

b)

(B) insulin dependent transport

c)

(C) enzyme mediated transport

d)

(D) Both (A) and (B)

52.

212. Which of the following reaction gives

lactose?

a)

(A) UDP galactose and glucose

b)

(B) UDP glucose and galactose

c)

(C) Glucose and Galactose

d)

(D) Glucose, Galactose and UTP

53.

214. Which one of the following can covert

glucose to vitamin C?

a)

(A) Albino rats

b)

(B) Humans

c)

(C) Monkeys

d)

(D) Guinea pigs

54.

219. The total glycogen content of the body is

about ______ gms.

a)

(A) 100

b)

(B) 200

c)

(C) 300

d)

(D) 500

55.

220. The total Glucose in the body is ________

gms.

a)

(A) 10–15

b)

(B) 20–30

c)

(C) 40–50

d)

(D) 60–80

56.

227. Polysaccharides

a)

(A) Contain many monosaccharide units which

may or may not be of the same kind

b)

(B) Function mainly a storage or structural

compounds

c)

(C) Are present in large amounts in connective

tissue

d)

(D) All of these

57.

228. The absorption of glucose in the digestive

tract

a)

(A) Occurs in the small intestine

b)

(B) Is stimulated by the hormone Glucagon

c)

(C) Occurs more rapidly than the absorption of

any other sugar

d)

(D) Is impaired in cases of diabetes mellitus

58.

232. The normal resting state of humans, most

of the blood glucose burnt as “fuel” is

consumed by

a)

(A) Liver

b)

(B) Brain

c)

(C) Kidneys

d)

(D) Adipose tissue

59.

252. How many ATP molecules will be required

for conversion of 2-molecules of Lactic acid

to Glucose?

a)

(A) 2

b)

(B) 4

c)

(C) 8

d)

(D) 6

60.

280. Galactose is a main constituent of

a)

(A) Milk sugar

b)

(B) Honey

c)

(C) Cane sugar

d)

(D) Chitin

61.

282. Glycogen is present in all body tissues

except

a)

(A) Liver

b)

(B) Brain

c)

(C) Kidney

d)

(D) Stomach

62.

284. The general formula for polysaccharide is

a)

(A) (C6H10O5)n

b)

(B) (C6H12C6)n

c)

(C) (C6H12O5)n

d)

(D) (C5H10O5)n

63.

292. Cane sugar is known as

a)

(A) Galactose

b)

(B) Sucrose

c)

(C) Fructose

d)

(D) Maltose

64.

293. Which of the following is not reducing

sugar?

a)

(A) Lactose

b)

(B) Maltose

c)

(C) Sucrose

d)

(D) Fructose

65.

301 .The carbohydrate reserved in human

body is

a)

(A) Starch

b)

(B) Glucose

c)

(C) Glycogen

d)

(D) Inulin

Chemistry (food) question bank

Total questions: 65

Worksheet time: 33mins

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