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

A polymer may be

Question # 2

Which of these polymers is an addition polymer

Question # 3

Which is a protein?

Question # 4

Naturally occurring lipids are called

Question # 5

The simplest separating unit of a polymer is called:

Question # 6

Which property is not present in lipids?

Question # 7

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

Question # 8

The temp. and pressure used for PVC polymerization is

Question # 9

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

Question # 10

What is the most common catalyst used in hydrogenation of oils

Question # 11

Which one is a polymer compound?

Question # 12

In fructose the possible optical isomers are

Question # 13

Which polymerization is free radical machanism based

Question # 14

Simple sugars are :

Question # 15

Which of the following is an example of ketohexose?

Question # 16

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

Question # 17

Protein may have

Question # 18

Plastics are a pollution problem because many plastics

Question # 19

The polymers which can not be re-softened again and again are called

Question # 20

Bakelite is obtained from phenol by reacting with

Question # 21

Peptide bond is a key feature in

Question # 22

Which is not an enzyme

Question # 23

The reaction between fat and NaOH is called

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

The fibre which is made form acrylonitrile as monomer

Question # 28

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

Question # 29

On hydrolysis of starch, we finally get

Question # 30

Hydrolysis of sucrose is called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
2 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
3 Cotton has cellulose in it:
A. 96%
B. 97%
C. 98%
D. 99%
4 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
5 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
6 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
7 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
8 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
9 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
10 Which is the derived lipid?
A. Common fats
B. Vitamin-D
C. Common oils
D. Spinolipids

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