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

The fibre which is made form acrylonitrile as monomer

Question # 2

The metal present in blood is

Question # 3

Synthetic polymer prepared from caprolactum is known is

Question # 4

Which of the following is a molecular diseases?

Question # 5

Polysaccharides are also called

Question # 6

Natural rubber is a polymer of

Question # 7

Which of the following is a constituent of nylon?

Question # 8

How is the secondary structure of protein stabilized

Question # 9

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 10

Polyester resins have special use in:

Question # 11

Glycogen is stored in

Question # 12

Factors affecting denaturation of proteins:

Question # 13

Two vitamins absorbed from intestine along with fats are

Question # 14

Which of the following has magnesium?

Question # 15

Which behaves as insulator for animals body?

Question # 16

The product of addition polymerization reaction is

Question # 17

The reaction between fat and NaOH is called:

Question # 18

Which of these polymers is an addition polymer

Question # 19

Plastics are pollution problem because many plastics:

Question # 20

The main structure features of proteins is

Question # 21

The fiber which is made from acrylonitrile as monomer:

Question # 22

Vitamin A is present in

Question # 23

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

Question # 24

Which of the following is an example of ketohexose?

Question # 25

Which property is not present in lipids?

Question # 26

Sterols, vitamin D and terpenese belong to

Question # 27

Activity of the enzyme is reduced by

Question # 28

When a nitrogeneous base combine with a sugar it is called

Question # 29

Terylene is madeby polymerization of terephthalic acid with

Question # 30

There are 20 amino acids found in protein which is not the property of these amino acids

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The clotting time of blood is increased due to the deficiency of
A. Vitamin A
B. Vitamin K
C. Vitamin D
D. Vitamin C
2 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase
3 Hydrolysis of sucrose is called
A. Inhibition
B. Saponification
C. Inversion
D. Hydration
4 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary
5 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
6 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None of these
7 Which teat is not given by both glucose and fructose
A. Give yellow ppt of CHl3with alkaline aqueous iodine
B. With 2, 4-DNPH give yellow ppt of hydrazone
C. Evolve H2gas with Na metal
D. Oxidised with [Ag(NH3)2]+i.e. Tollen's reagent
8 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
9 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
10 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper

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