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

Simple sugars are :

Question # 2

Enzymes, in the living systems

Question # 3

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

Question # 4

The reaction between fat and NaOH is called:

Question # 5

Ricket is caused due to the deficiency of vitamin

Question # 6

Purines include

Question # 7

Which behaves as insulator for animals body?

Question # 8

The development of disagreeable odur in fats or oil is called

Question # 9

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 10

Molar mass of high molecular w.f. polymers ranges from:

Question # 11

The temp. and pressure used for PVC polymerization is

Question # 12

Synthetic polymer prepared from caprolactum is known is

Question # 13

How is the secondary structure of protein stabilized

Question # 14

A condensation polymer among the following is

Question # 15

Which of these polymers is an addition polymer

Question # 16

Nylon, 6,6 is a condensation polymer of

Question # 17

Orlon is a polymer of

Question # 18

What is not true about DNA

Question # 19

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

Question # 20

Teflon, styron and neoprene are all

Question # 21

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

Question # 22

Of the following which is a step growth polymer

Question # 23

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 24

Which of the following fibres are made of polyamides?

Question # 25

Which of the following is a water soluble vetamin?

Question # 26

What is the most common catalyst used in hydrogenation of oils

Question # 27

Which one of the following enzymes brings about the hydrolysis of fats

Question # 28

Which of the following is the repeating monomeric unit in cellulose

Question # 29

Enzymes are

Question # 30

Plastics are pollution problem because many plastics:

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is not an example of addition polymer?
A. Polyethene
B. Polystyrene
C. Neoprene
D. Terylene
2 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
3 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
4 In which of these processes are smell organic molecules made into macromolecules?
A. The cracking of petroleum fractions
B. The fractional distillation of crude oil
C. The polymerization of ethane
D. The hydrolysis of proteins
5 Which behaves as insulator for animals body?
A. Carbohydrates
B. Proteins
C. Fats
D. Skin
6 What is not true about DNA
A. It preserve genetic information
B. To relicates
C. Synthesized protein
D. It has a linear structure
7 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers
8 Polyester resins have special use in:
A. Clothing
B. Paints
C. Emulsion
D. Floor covering
9 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
10 Which of the following has ester linkage?
A. Nylon
B. Bakelite
C. Terylene
D. PVC

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