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

Synthetic polymer prepared from caprolactum is known is

Question # 2

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 3

In fructose the possible optical isomers are

Question # 4

Monosaccharides belong to the group

Question # 5

Plastics are pollution problem because many plastics:

Question # 6

Teflon, styron and neoprene are all

Question # 7

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

Question # 8

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

Question # 9

Enzymes, in the living systems

Question # 10

Plastics are a pollution problem because many plastics

Question # 11

Which one is a polymer compound?

Question # 12

The temp. and pressure used for PVC polymerization is

Question # 13

The proteins which are derived by conjugated proteins are called as

Question # 14

Which of these polymers is an addition polymer

Question # 15

β-D-glucose is a monomer for

Question # 16

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

Question # 17

The product of addition polymerization reaction is

Question # 18

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

Question # 19

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

Question # 20

Which is not an enzyme

Question # 21

Naturally occurring lipids are called

Question # 22

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

Question # 23

What is not true about DNA

Question # 24

The reaction between fat and NaOH is called:

Question # 25

Which is the derived lipid?

Question # 26

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 27

Protein may have

Question # 28

The digestion of fats in the intestines is aided by

Question # 29

The disaccharide present in milk is

Question # 30

Which of the following is obtained by condensation polymerization?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
2 For every reaction occurring in the body three is at least one type of
A. Enzyme
B. Vitamin
C. Protein
D. Amino acid
3 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers
4 Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme
A. Enzyme is a small molecule
B. Enzyme is acidic in nature
C. Enzyme is a protein
D. Enzyme is a lipid
5 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
6 The polymers which can not be re-softened again and again are called
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
7 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as
A. Biuret
B. Xanthoproteic test
C. Hopkins-cole
D. All of these
8 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
9 Copolymer is
A. Nylon-6
B. Nylon 66
C. PMMA
D. Polyethene
10 The raw material to form nylon is
A. Adipic acid
B. Butadiene
C. Isoprene
D. Ethylene

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