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 reaction between fat and NaOH is called

Question # 2

The protein which only yield amino acids and their derivatives

Question # 3

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

Question # 4

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

Question # 5

Which of these polymers is an addition polymer

Question # 6

Which of these polymers is a synthetic polymer?

Question # 7

Which teat is not given by both glucose and fructose

Question # 8

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 9

An example of water soluble vitamin is

Question # 10

The product of addition polymerization reaction is

Question # 11

Which one of the following is a water soluble vitamin

Question # 12

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

Question # 13

Protein are classified into

Question # 14

Ascorbic acid is a chemical name of

Question # 15

A fibre which is made from acrylonitrile as monomer

Question # 16

Purine derivative among the following bases is

Question # 17

Orlon is a polymer of

Question # 18

Cotton is ______% cellulose

Question # 19

Bakelite is obtained from phenol by reacting with

Question # 20

A polymer may be

Question # 21

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 22

Which of the following has magnesium?

Question # 23

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 24

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

Question # 25

A condensation polymer among the following is

Question # 26

The substance upon which an enzyme acts is known as its

Question # 27

Which of the following statements is incorrect about vitamins

Question # 28

Teflon, styron and neoprene are all

Question # 29

How is the secondary structure of protein stabilized

Question # 30

The clotting time of blood is increased due to the deficiency of

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 An oil or fat with no double bond have iodine number:
A. Zero
B. 100%
C. 50%
D. Minimum
2 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
3 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
4 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
5 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:
A. Fiber
B. Plastic
C. Vanish
D. Polyamide resin
6 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
7 The polymers which can not be re-softened again and again are called
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
8 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe
9 Which carbohydrates is an essential constituent of plant cells?
A. Starch
B. Cellulose
C. Sucrose
D. Vitamins
10 A condensation polymer among the following is
A. Dacron
B. PVC
C. Polysterene
D. Teflon

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