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

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

Question # 2

Which of these polymers is an addition polymer

Question # 3

The prosthetic group in glycoprotein is

Question # 4

The reaction between fat and NaOH is called

Question # 5

When a nitrogeneous base combine with a sugar it is called

Question # 6

Which of the following is a biodegradable polymer?

Question # 7

Which of the following is obtained by condensation polymerization?

Question # 8

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 9

Polyester resins have special use in:

Question # 10

The stroids of fungi and yeast and yeast are called:

Question # 11

Of the following which is a step growth polymer

Question # 12

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

Question # 13

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

Question # 14

The fibre which is made form acrylonitrile as monomer

Question # 15

Which of the following is an example of ketohexose?

Question # 16

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 17

Which of the following is a water soluble vetamin?

Question # 18

For every reaction occurring in the body three is at least one type of

Question # 19

Substances that render enzymes catalytically inactive are called

Question # 20

Synthetic polymer prepared from caprolactum is known is

Question # 21

On hydrolysis of starch, we finally get

Question # 22

Which of the following has ester linkage?

Question # 23

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

Question # 24

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 25

The substance upon which an enzyme acts is known as its

Question # 26

The digestion of fats in the intestines is aided by

Question # 27

Polymer formation from monomers starts by

Question # 28

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

Question # 29

Which is not an enzyme

Question # 30

Cotton has cellulose in it:

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
2 Purines include
A. Adenine
B. Guanine
C. Both a and b
D. None
3 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
4 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
5 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
6 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
7 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
8 Natural rubber is a polymer of
A. Butadiene
B. Ethyne
C. Styrene
D. Isoprene
9 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
10 The polymers which can not be re-softened again and again are called
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None

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