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

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Question # 1

The number of amino acids found in proteins that a human body can synthesize is

Question # 2

Polymer formation from monomers starts by

Question # 3

In macromolecules DP stands for

Question # 4

The digestion of fats in the intestines is aided by

Question # 5

The fiber which is made from acrylonitrile as monomer:

Question # 6

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

Question # 7

Terylene is madeby polymerization of terephthalic acid with

Question # 8

Which of the following polymers is used for weather resistant paints

Question # 9

Which of the following statements is incorrect about vitamins

Question # 10

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

Question # 11

Two vitamins absorbed from intestine along with fats are

Question # 12

The prosthetic group in glycoprotein is

Question # 13

The metal present in blood is

Question # 14

A fibre which is made from acrylonitrile as monomer

Question # 15

Which of the following is not present in nucleotide?

Question # 16

Which of the following is fully fluorinated polymer?

Question # 17

The development of disagreeable odur in fats or oil is called

Question # 18

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

Question # 19

Natural rubber is a polymer of

Question # 20

Which of these polymers is a synthetic polymer

Question # 21

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 22

Which of the following has ester linkage?

Question # 23

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

Question # 24

Plastics are a pollution problem because many plastics

Question # 25

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

Question # 26

How is the secondary structure of protein stabilized

Question # 27

The protein which only yield amino acids and their derivatives

Question # 28

Protein are classified into

Question # 29

Which is not a steroid

Question # 30

Glyptal polymer is obtained from glycerol on reacting with

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
2 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
3 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
4 Bakelite is obtained from phenol by reacting with
A. Acetaldehyde
B. Acetal
C. Formaldehyde
D. Chlorobenzene
5 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
6 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
7 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
8 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
9 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
10 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids

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