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ECAT Chemistry Macro-Molecules Test Online

Mustansar KhanLast Updated: April 19, 2025

Chemistry Macro-Molecules MCQS Online Test

ECAT Chemistry Macro-Molecules Chapter Online Test

Total Questions:	78
Time Allowed:	40 Minutes
Total Marks:	78
How to Attempt Test:	Please choose the right Option in MCQ-type question.
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ECAT Chemistry Macro-Molecules Test

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Page 1 of 4

1. Which of these polymers is an addition polymer?

Polystyrene

Terylene

Nylon 6, 6

Epoxy resin

2. Which of the following is a molecular disease?

German measles

Cancer

Sickle cell anemia

Allergy

3. The number of amino acids found in proteins that a human body can synthesize is

4. The reagent which forms crystalline osazone derivative when treated with glucose is

Hydroxyl amine

Benedict solution

Fehling solution

Phenyl hydrazine

5. Synthetic polymer prepared from caprolactum is known is

Nylon 610

Nylon-6

Teflon

Terylene

6. Teflon, Styron and neoprene are all

Copolymers

Condensation polymers

Monomers

Homopolymers

7. Enzymes, in the living systems

Transport oxygen

Catalyze biochemical processes

Provide immunity

Provide energy

8. Which has maximum protein content?

Cow milk

Ground nut

Egg

Wheat

9. Which of the following is synthetic polymer?

Protein

Polythene

Cellulose

Rubber

10. ___________ is a thermosetting plastic

PVC

Polystyrene

Bakelite

Polythene

11. Which one is a polymer compound?

PVC

SO₂

CH₄

CO₂

12. Polymer formation from monomers starts by

Coordination reaction between monomers

Hydrolysis of monomers

Conversion of monomer to monomer ions by protons

Condensation reaction between monomers

13. Protein is a polymer of

Terephthalic acid

Amino acid

Glycol

Glucose

14. Nylon-66 is made by using

Adipic acid

Phenol

Benzaldehyde

Succinic acid

15. Which one of the following plastics is a thermosetting plastic?

PVC

Polystyrene

Bakelite

Polyethene

16. Which is a protein?

Natural silk

Rayon

Terylene

Nylon

17. DNA has deoxyribose, a base and the third component is

Thymine

Adenine

Ribose

Phosphoric acid

18. Enzymes are

Oils

Fatty acids

Minerals

Proteins

19. _________ is an addition polymer

None of these

Nylon

Bakelite

Polythene

20. The substance that retard stop the activity of enzyme is called

Co – enzyme

Epo – enzyme

Inhibitor

Activator

21. Which of the following is not an example of addition polymer?

Polyethene

Polystyrene

Terylene

Neoprene

22. Which carbohydrates is an essential constituent of plant cells?

Vitamins

Starch

Cellulose

Sucrose

23. Which of the following is a constituent of nylon?

Adipic acid

None of these

Styrene

Teflon

24. On hydrolysis of starch, we finally get

Fructose

Sucrose

Both

Glucose

25. Cellulose is the main constituent of most ___________ fibers.

Spandex

Synthetic

Natural

Acrylic

Page 2 of 4

26. Pick out the wrong statement.

Sharp melting point is not observed in thermoplastic polymers.

Polymeric fibers are never produced by addition polymerization.

Property of tackiness is exhibited by uncured rubber.

Polythene generally has an excellent resistance to ultra violet rays

27. ________ is a natural fiber.

Nylon-6

None of these

Cellulose

Dacron

28. Which one of the following carbohydrates give blue colour with iodine?

Starch

Maltose

Glycogen

Fructose

29. They synthetic fibers produced from _________ are know as rayon.

Polyamides

Lignin

Cellulose

Ethylene glycol

30. Celluloid is

Cellulose acetate

Regenerated cellulose

Cellulose acetate butyrate

Cellulose nitrate

31. The digestion of fats in the intestines is aided by

Peptization

Protection

Diffusion

Emulsification

32. Which one of the following polymers is formed from adipic acid and hexamethylene diamine?

Nylon 66

Plexiglass

Epoxy resin

Polyester

33. Which of the following is not present in RNA?

Uracil

Ribose

Thymine

Phosphate

34. The reaction between fat and NaOH is called

Hydrogenolysis

Esterification

Saponification

Fermentation

35. Which of the following is a copolymer?

PVC

Bakelite

Polythene

Teflon

36. Branched chair polymers as compared to linear polymers have

Higher tensile strength

None of these

Higher melting point

Lower density

37. Nitrile rubber is produced by the polymerization of

None of these

Acrylonitrile & butadiene

Acrylonitrile & styrene

Isobutylene & isoprene

38. Which of the following is not a synthetic polymer?

Cellophane

Nylon

PVC

Polyethylene

39. Which of the following is obtained by condensation polymerization?

Nitrile rubber

Phenol formaldehyde resin

Polyethene

Teflon

40. Which of the following polymers belong to the class of formaldehyde resin?

Teflon

None of these

Dacron

Melamine resins

41. In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer?

Bakelite (phenol formaldehyde)

Polyester

Polythene

Nylon-6

42. Which of the following substance not belongs to lipid

Vitamin D

Cholesterol

Oil

Glycogen

43. Nylon 6,6 is a condensation polymer of

Adipic acid and hexaethylene diamine

Phthalic acid and glycerol

Adipic acid and glycerol

Phthalic acid and hexa ethylene diamine

44. Which of the following refers to the secondary structure of a protein?

α-helix

Amino acid sequence

Denaturation

Highly convoluted α-helix

45. Which of these polymers is a synthetic polymer?

Polyester in an addition polymer

Starch

Animal fat

Cellulose

46. Hydrolysis of sucrose is called

Saponification

Hydration

Inhibition

Inversion

47. Most of the plastics are safe to be used up to a maximum temperature of _______ °C?

100

350

300

150

48. A fat or oil is characterized for extent of unsaturation by one of the following number. Which one is?

Rancidity number

Acid number

Saoiluefucation number

Iodine number

49. Which of the following is not a carbohydrate?

Nuclic acid

Cellulose

Starch

Glycoyen

50. A carbohydrate that cannot be acid hydrolysed is called

Oligosaccharides

Monosaccharides

Disaccharides

Polysaccharides

Page 3 of 4

51. Fats and carbohydrates are an essential part of our food. The reason is that they:

Contain traces of necessary minerals

Form new tissue or protoplasm

All are correct

Provides energy

52. Saponification is the hydrolysis of fats or oils with an/a

Metallic ion

Enzyme

Alkali

Acid

53. A complete food contains at least

Six nutrients

Three nutrients

Ten nutrients

54. The optimum temperature for the activity of enzymes is:

35 – 55°C

55 – 70°C

20 – 35°C

10 – 20°C

55. Terylene is made by polymerization of terephthalic acid with

Phenol

Ethylene glycol

Ethanol

None of these

56. The fiber which is made from acrylonitrile as monomers

Acrylic fiber

Polyester fiber

PVC

Rayon fiber

57. Natural rubber is a polymer of

Butadiene

Styrene

Isoprene

Ethyne

58. Orlon is a polymer of

Benzene

Tetrafluoroethylene

Ethanoic acid

Acrylonitrile

59. Purine derivative among the following bases is

Thymine

Guanine

Cytosine

Uracil

60. Vinyl flooring done using _________ sheets.

Polyvinyl acetate

Polythene

Polypropylene

PVC

61. The monomeric units of starch is/are:

Fructose

Glucose and fructose

Mannose

Glucose

62. Which of the following is a polyamide?

Nylon

Orion

Terylene

Teflon

63. Vitamin A is present in

All

Milk

Green vegetables

Liver

64. Macromolecules or polymers are large molecules built up from small molecules known as monomers. This hypothesis is put forward by

Newton

Stadinger

Lewis

Schrodinger

65. Which one of the following elements is not present in all proteins?

Hydrogen

Carbon

Nitrogen

Sulphur

66. Peptide bond is a key feature in

Proteins

Nucleotide

Vitamins

Polysaccharide

67. A long thin, thread like structure is called

Fiber

Plastic

Varnish

Paint

68. The disaccharide present in milk is

Lactose

Sucrose

Cellobiose

Maltose

69. Ascorbic acid is a chemical name of

Vitamin B₆

Vitamin D

Vitamin C

Vitamin A

70. The degree of unsaturation of fat is measured by

Saponification value

Iodine number

Oxidation number

Reduction number

71. Benedict solution gives a positive test with

Starch

Sucrose

Glucose

Fructose

72. The group linkage present in fats is

None of these

Glycosidic linkage

Peptide linkage

Ester linkage

73. Copolymer is

Polyethene

PMMA

Nylon-6

Nylon 66

74. Bakelite is a product formed from

It is a natural product

Reaction of polypropylene with acid

Reaction of polyethylene with phenol

Reaction of formaldehyde with phenol

75. One gram of carbohydrate yields energy

4kcal

9kcal

10kcal

100kcal

Page 4 of 4

76. Daily protein intake for normal adults should be

0.5g/kg

0.8g/kg

0.2g/kg

1.1g/kg

77. Which is the optimum temperature for the activity of enzyme?

10 – 15°C

20 – 35°C

35 – 55°C

55 – 70°C

78. The main structure features of proteins is

All

The peptide linkage

An ether linkage

An ester linkage

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Mustansar KhanLast Updated: April 19, 2025

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ECAT Chemistry Macro-Molecules Test Online

Chemistry Macro-Molecules MCQS Online Test

ECAT Chemistry Macro-Molecules Chapter Online Test

ECAT Chemistry Macro-Molecules Test

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Chemistry Macro-Molecules MCQS Online Test

ECAT Chemistry Macro-Molecules Chapter Online Test

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