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

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

Question # 2

(CH2O)nis general formula for

Question # 3

How is the secondary structure of protein stabilized

Question # 4

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

Question # 5

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

Question # 6

The other name of cross linked polymers is

Question # 7

Which is the derived lipid?

Question # 8

Which of these polymers is an addition polymer

Question # 9

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 10

Which of the following is not present in RNA?

Question # 11

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

Question # 12

Enzymes are chemically

Question # 13

Which is a protein?

Question # 14

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 15

Two vitamins absorbed from intestine along with fats are

Question # 16

Which of the following is an example of ketohexose?

Question # 17

Protein are classified into

Question # 18

Factors affecting denaturation of proteins:

Question # 19

The prosthetic group in glycoprotein is

Question # 20

Which functional group is present in glycerol tristearate

Question # 21

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

Question # 22

The disaccharide present in milk is

Question # 23

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

Question # 24

Which one of the following is a water soluble vitamin

Question # 25

Glyptal polymer is obtained from glycerol on reacting with

Question # 26

The reaction between fat and NaOH is called:

Question # 27

Hydrolysis of sucrose is called

Question # 28

Of the following which is a step growth polymer

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 On hydrolysis of starch, we finally get
A. Glucose
B. Fructose
C. Both
D. Sucrose
2 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
3 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
4 Which of the following is a polyamide?
A. Nylon
B. Orlon
C. Teflon
D. Terylene
5 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
6 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
7 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
8 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase
9 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
10 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer

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