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

Which of the following polymers is used for weather resistant paints

Question # 2

The fibre which is made form acrylonitrile as monomer

Question # 3

Which one of the following is a water soluble vitamin

Question # 4

Which of the following is fully fluorinated polymer?

Question # 5

The group linkage present in fats is

Question # 6

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 # 7

Glycine at pH7 has the structure

Question # 8

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

Question # 9

Substances that render enzymes catalytically inactive are called

Question # 10

The protein which only yield amino acids and their derivatives

Question # 11

Which of the following is a steroid

Question # 12

An example of water soluble vitamin is

Question # 13

Of the following which is a step growth polymer

Question # 14

Which of these polymers is an addition polymer

Question # 15

Which of the following statements is incorrect about vitamins

Question # 16

Protein may have

Question # 17

Which one is a polymer compound?

Question # 18

Sterols, vitamin D and terpenese belong to

Question # 19

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 20

Monosaccharides and oligosacchradies are generally called as

Question # 21

Which of the following is not a synthetic polymer?

Question # 22

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

Question # 23

Plastics are a pollution problem because many plastics

Question # 24

The metal present in blood is

Question # 25

Which one of the following is a water soluble vitamin

Question # 26

Two vitamins absorbed from intestine along with fats are

Question # 27

On hydrolysis of starch, we finally get

Question # 28

In fructose the possible optical isomers are

Question # 29

Plastics are pollution problem because many plastics:

Question # 30

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
2 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
3 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
4 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate
5 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
6 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
7 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
8 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
9 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
10 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester

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