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 proteins which are derived by conjugated proteins are called as

Question # 2

Which of the following is not a synthetic polymer?

Question # 3

Which of the following is a polyamide?

Question # 4

C6H12O6 is molecualr formula of:

Question # 5

Enzymes are chemically

Question # 6

Oxidation reduction is done by

Question # 7

In fructose the possible optical isomers are

Question # 8

Which of the following enzymes brings about the hydrolysis of fats?

Question # 9

When a nitrogeneous base combine with a sugar it is called

Question # 10

Polyester resins have special use in:

Question # 11

β-D-glucose is a monomer for

Question # 12

The fibre which is made form acrylonitrile as monomer

Question # 13

How is the secondary structure of protein stabilized

Question # 14

Enzymes are

Question # 15

Which is the derived lipid?

Question # 16

Monosaccharides and oligosacchradies are generally called as

Question # 17

Monosaccharides belong to the group

Question # 18

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

Question # 19

Which of the following is not present in RNA?

Question # 20

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

Question # 21

The fiber which is made from acrylonitrile as monomer:

Question # 22

Which of these polymers is a synthetic polymer

Question # 23

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

Question # 24

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

Question # 25

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 # 26

Which of the following is the repeating monomeric unit in cellulose

Question # 27

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 28

A polymer may be

Question # 29

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 30

Vegetable oils are

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
2 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
3 Which of the following statements is incorrect about vitamins
A. Often function as coenzymes
B. Molecules contain at least one ring structure
C. Are often synthesized by the body
D. Are polyfunctional compounds
4 The high molecular weight materials which yield on hydrolysis the amino acids is called:
A. Carbohydrates
B. Lipids
C. Fatty acids
D. Proteins
5 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
6 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
7 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
8 Polysaccharides are also called
A. Crystals
B. Sugars
C. Liquids
D. None sugars
9 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
10 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors

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