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

Purine derivative among the following bases is

Question # 2

Ascorbic acid is a chemical name of

Question # 3

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

Question # 4

Monosaccharides and oligosacchradies are generally called as

Question # 5

Oxidation reduction is done by

Question # 6

The temp. and pressure used for PVC polymerization is

Question # 7

Activity of the enzyme is reduced by

Question # 8

Which one is a polymer compound?

Question # 9

Vegetable oils are

Question # 10

Copolymer is

Question # 11

A polymer may be

Question # 12

Which teat is not given by both glucose and fructose

Question # 13

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

Question # 14

Soft drinks and baby feeding bottles are generally made up of

Question # 15

Sterols, vitamin D and terpenese belong to

Question # 16

Major food factors are:

Question # 17

Which one of the following statements of glucose and sucrose is incorrect?

Question # 18

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 19

Which behaves as insulator for animals body?

Question # 20

Glyptal polymer is obtained from glycerol on reacting with

Question # 21

Plastics are a pollution problem because many plastics

Question # 22

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

Question # 23

One of the followings is not type of polymer

Question # 24

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

Question # 25

Which carbohydrates is an essential constituent of plant cells?

Question # 26

Which of the following is not a synthetic polymer?

Question # 27

A nucleoside may be

Question # 28

Which of the following has magnesium?

Question # 29

In fructose the possible optical isomers are

Question # 30

Synthetic polymer prepared from caprolactum is known is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
2 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
3 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
4 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
5 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
6 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
7 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
8 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
9 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
10 Bakelite is a product formed form
A. Reaction of formaldehyde with phenol
B. Reaction of polyethylene with phenol
C. Reaction of polypropylene with acid
D. It is a natural product

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