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 is a protein?

Question # 2

On hydrolysis of starch, we finally get

Question # 3

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 4

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

Question # 5

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

Question # 6

Which one is a polymer compound?

Question # 7

Teflon, styron and neoprene are all

Question # 8

The temp. and pressure used for PVC polymerization is

Question # 9

The main structure features of proteins is

Question # 10

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

Question # 11

Which property is not present in lipids?

Question # 12

Glyptal polymer is obtained from glycerol on reacting with

Question # 13

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 # 14

Which has maximum protein content?

Question # 15

Which of these polymers is an addition polymer?

Question # 16

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

Question # 17

Bakelite is obtained from phenol by reacting with

Question # 18

A nucleoside may be

Question # 19

Vegetables oils are:

Question # 20

Which of the following is a biodegradable polymer?

Question # 21

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

Question # 22

In fructose the possible optical isomers are

Question # 23

The substance upon which an enzyme acts is known as its

Question # 24

Protein are classified into

Question # 25

(CH2O)nis general formula for

Question # 26

Two vitamins absorbed from intestine along with fats are

Question # 27

Which behaves as insulator for animals body?

Question # 28

The metal present in blood is

Question # 29

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

Question # 30

Which polymerization is free radical machanism based

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton
2 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as
A. Biuret
B. Xanthoproteic test
C. Hopkins-cole
D. All of these
3 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
4 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
5 Natural rubber is a polymer of
A. Butadiene
B. Ethyne
C. Styrene
D. Isoprene
6 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
7 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
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 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
10 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin

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