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

An example of water soluble vitamin is

Question # 2

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

Question # 3

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

Question # 4

Which of these polymers is an addition polymer

Question # 5

Copolymer is

Question # 6

Which of these polymers is an addition polymer?

Question # 7

(CH2O)nis general formula for

Question # 8

Vegetable oils are

Question # 9

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

Question # 10

The polymers which can be re-softened again and again are caled

Question # 11

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 12

Two vitamins absorbed from intestine along with fats are

Question # 13

The development of disagreeable odur in fats or oil is called

Question # 14

Which of the following is a molecular diseases?

Question # 15

Which one of the following is not an example of chain growth polymer?

Question # 16

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

Question # 17

Factors affecting denaturation of proteins:

Question # 18

Enzymes are

Question # 19

Which is the polymer that has amide linkage in its structure

Question # 20

A polymer may be

Question # 21

Ricket is caused due to the deficiency of vitamin

Question # 22

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

Question # 23

Enzymes are chemically

Question # 24

A fibre which is made from acrylonitrile as monomer

Question # 25

Simple sugars are :

Question # 26

Which of the following is a steroid

Question # 27

Polyester resins have special use in:

Question # 28

Plastics are a pollution problem because many plastics

Question # 29

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

Question # 30

Which property is not present in lipids?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Monosaccharides and oligosacchradies are generally called as
A. Crystals
B. Sugars
C. Liquids
D. Non-sugars
2 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
3 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None of these
4 Which carbohydrates is an essential constituent of plant cells?
A. Starch
B. Cellulose
C. Sucrose
D. Vitamins
5 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
6 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two
7 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
8 In which of these processes are smell organic molecules made into macromolecules?
A. The cracking of petroleum fractions
B. The fractional distillation of crude oil
C. The polymerization of ethane
D. The hydrolysis of proteins
9 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
10 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine

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