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

Substances that render enzymes catalytically inactive are called

Question # 2

Purines include

Question # 3

Which behaves as insulator for animals body?

Question # 4

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

Question # 5

Which is the derived lipid?

Question # 6

Nylon, 6,6 is a condensation polymer of

Question # 7

Which of the following is a molecular diseases?

Question # 8

Which of the following is a biodegradable polymer?

Question # 9

The reaction between fat and NaOH is called

Question # 10

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

Question # 11

Which of the following brings about the conversion of starch into maltose

Question # 12

Which one of the following is a water soluble vitamin

Question # 13

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

Question # 14

The digestion of fats in the intestines is aided by

Question # 15

C6H12O6 is molecualr formula of:

Question # 16

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

Question # 17

The group linkage present in fats is

Question # 18

The reaction between fat and NaOH is called:

Question # 19

Teflon, styron and neoprene are all

Question # 20

Protein are classified into

Question # 21

Copolymer is

Question # 22

Polymer formation from monomers starts by

Question # 23

Which of the following is the repeating monomeric unit in cellulose

Question # 24

In fructose the possible optical isomers are

Question # 25

Monosaccharides are

Question # 26

Glycine at pH7 has the structure

Question # 27

Which property is not present in lipids?

Question # 28

Enzymes, in the living systems

Question # 29

The metal present in blood is

Question # 30

Cotton is ______% cellulose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Molar mass of high molecular w.f. polymers ranges from:
A. 1000 to 10000
B. 10000 to 100000
C. 100000 to 1000000
D. 1000 to 100000000
2 Which of the following is not present in nucleotide?
A. Guanine
B. Cytosine
C. Adenine
D. Tryoxine
3 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
4 Iodine value of an oil or fat may be defined as
A. The number of grams of iodine taken up by 1 g of the oil or fat
B. The number of grams of iodine taken by 10 g of the oil or fat
C. The number of grams of iodine taken by 100 g of the oil or fat
D. None of the above
5 Enzymes, in the living systems
A. Provide energy
B. Provide immunity
C. Transport oxygen
D. Catalyze biochemical processes
6 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
7 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
8 A condensation polymer among the following is
A. Dacron
B. PVC
C. Polysterene
D. Teflon
9 The development of disagreeable odur in fats or oil is called
A. Fragrance
B. Perfume
C. Rancidity
D. Smell
10 Terylene is madeby polymerization of terephthalic acid with
A. Ethylene glycol
B. Phenol
C. Ethanol
D. Catechol

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