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

Polyester resins have special use in:

Question # 2

Which behaves as insulator for animals body?

Question # 3

Polymer formation from monomers starts by

Question # 4

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 5

Monosaccharides belong to the group

Question # 6

The other name of cross linked polymers is

Question # 7

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

Question # 8

Glyptal polymer is obtained from glycerol on reacting with

Question # 9

For every reaction occurring in the body three is at least one type of

Question # 10

Which teat is not given by both glucose and fructose

Question # 11

Vegetable oils are

Question # 12

Purines include

Question # 13

Which is not a steroid

Question # 14

Plastics are a pollution problem because many plastics

Question # 15

Teflon, styron and neoprene are all

Question # 16

Which carbohydrates is an essential constituent of plant cells?

Question # 17

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

Question # 18

Which of the following is a constituent of nylon?

Question # 19

The main structure features of proteins is

Question # 20

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 21

What is the most common catalyst used in hydrogenation of oils

Question # 22

Protein may have

Question # 23

Activity of the enzyme is reduced by

Question # 24

Which one of the following is the most abundant organic substance found in nature

Question # 25

A polymer may be

Question # 26

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 27

Which of the following has magnesium?

Question # 28

Which functional group is present in glycerol tristearate

Question # 29

Vitamin A is present in

Question # 30

Which property is not present in lipids?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
2 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
3 A polymer may be
A. Homopolemer
B. Co-polymer
C. Terpolymer
D. All of these
4 Which of the following is not an example of addition polymer?
A. Polyethene
B. Polystyrene
C. Neoprene
D. Terylene
5 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
6 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
7 The polymers which can not be re-softened again and again are called
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
8 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
9 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
10 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers

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