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

The fibre which is made form acrylonitrile as monomer

Question # 2

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 3

Cotton has cellulose in it:

Question # 4

Which one of the following is a water soluble vitamin

Question # 5

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 6

Hydrolysis of sucrose is called

Question # 7

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

Question # 8

The other name of cross linked polymers is

Question # 9

Which of these polymers is an addition polymer?

Question # 10

Protein are classified into

Question # 11

The clotting time of blood is increased due to the deficiency of

Question # 12

C6H12O6 is molecualr formula of:

Question # 13

Which property is not present in lipids?

Question # 14

What is the most common catalyst used in hydrogenation of oils

Question # 15

The group linkage present in fats is

Question # 16

Which of these polymers is an addition polymer

Question # 17

On hydrolysis of starch, we finally get

Question # 18

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

Question # 19

Bakelite is a product formed form

Question # 20

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

Question # 21

Purines include

Question # 22

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 23

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 # 24

Which is a protein?

Question # 25

Cellulose does:

Question # 26

Monosaccharides belong to the group

Question # 27

A nucleoside may be

Question # 28

Activity of the enzyme is reduced by

Question # 29

Which is not a steroid

Question # 30

Simple sugars are :

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
2 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
3 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
4 Natural rubber is a polymer of
A. Butadiene
B. Ethyne
C. Styrene
D. Isoprene
5 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
6 Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme
A. Enzyme is a small molecule
B. Enzyme is acidic in nature
C. Enzyme is a protein
D. Enzyme is a lipid
7 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
8 Polyester resins have special use in:
A. Clothing
B. Paints
C. Emulsion
D. Floor covering
9 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
10 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these

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