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 temp. and pressure used for PVC polymerization is

Question # 2

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

Question # 3

Ricket is caused due to the deficiency of vitamin

Question # 4

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

Question # 5

Which of the following is the repeating monomeric unit in cellulose

Question # 6

Sterols, vitamin D and terpenese belong to

Question # 7

Glycogen is stored in

Question # 8

Which is the polymer that has amide linkage in its structure

Question # 9

The development of disagreeable odur in fats or oil is called

Question # 10

The raw material to form nylon is

Question # 11

A fibre which is made from acrylonitrile as monomer

Question # 12

How is the secondary structure of protein stabilized

Question # 13

The disaccharide present in milk is

Question # 14

Naturally occurring lipids are called

Question # 15

Protein may have

Question # 16

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

Question # 17

Which of the following is a constituent of nylon?

Question # 18

The digestion of fats in the intestines is aided by

Question # 19

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 20

Bakelite is a product formed form

Question # 21

Which one of the following is a water soluble vitamin

Question # 22

Iodine value of an oil or fat may be defined as

Question # 23

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

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

The simplest separating unit of a polymer is called:

Question # 27

Glycine at pH7 has the structure

Question # 28

Polysaccharides are also called

Question # 29

Hydrolysis of sucrose is called

Question # 30

In fructose the possible optical isomers are

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
2 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
3 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
4 Polysaccharides are also called
A. Crystals
B. Sugars
C. Liquids
D. None sugars
5 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
6 The polymers which can not be re-softened again and again are called
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
7 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
8 RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA
A. D-Ribose
B. Wracil base
C. Prosphate group
D. Thyamine base
9 There are 20 amino acids found in protein which is not the property of these amino acids
A. They are allα-amino acids
B. They are all optically active
C. They have high decomposition point
D. They are water soluble
10 Which of these polymers is a synthetic polymer?
A. Animal fat
B. Starch
C. Cellulose
D. Polyester

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