ECAT Pre Engineering Chemistry Chapter 25 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

Try The MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

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ECAT Chemistry Chapter 25 Macromolecules

00:00
Question # 1

β-D-glucose is a monomer for

Question # 2

Plastics are a pollution problem because many plastics

Question # 3

When a nitrogeneous base combine with a sugar it is called

Question # 4

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 5

Which one of the following is a water soluble vitamin

Question # 6

Glyptal polymer is obtained from glycerol on reacting with

Question # 7

Which has maximum protein content?

Question # 8

Teflon, styron and neoprene are all

Question # 9

A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:

Question # 10

Which is the derived lipid?

Question # 11

Which teat is not given by both glucose and fructose

Question # 12

Vegetable oils are

Question # 13

Which polymerization is free radical machanism based

Question # 14

The development of disagreeable odur in fats or oil is called

Question # 15

The main structure features of proteins is

Question # 16

Which of the following is an example of ketohexose?

Question # 17

Protein are classified into

Question # 18

Which one of the following statements of glucose and sucrose is incorrect?

Question # 19

Which property is not present in lipids?

Question # 20

Glycine at pH7 has the structure

Question # 21

Purines include

Question # 22

Which one of the following is a water soluble vitamin

Question # 23

Polyester resins have special use in:

Question # 24

Which carbohydrates is an essential constituent of plant cells?

Question # 25

The fibre which is made form acrylonitrile as monomer

Question # 26

Plastics are a pollution problem because many plastics

Question # 27

The metal present in blood is

Question # 28

Which of these polymers is a synthetic polymer

Question # 29

Ascorbic acid is a chemical name of

Question # 30

Polymer formation from monomers starts by

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Terylene is madeby polymerization of terephthalic acid with
A. Ethylene glycol
B. Phenol
C. Ethanol
D. Catechol
2 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
3 Which is the derived lipid?
A. Common fats
B. Vitamin-D
C. Common oils
D. Spinolipids
4 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
5 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
6 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton
7 The high molecular weight materials which yield on hydrolysis the amino acids is called:
A. Carbohydrates
B. Lipids
C. Fatty acids
D. Proteins
8 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
9 Which behaves as insulator for animals body?
A. Carbohydrates
B. Proteins
C. Fats
D. Skin
10 DNA has deoxyribose, a base and the third component is
A. Phosphoric acid
B. Ribose
C. Adenine
D. Thymine

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