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

In fructose the possible optical isomers are

Question # 2

What is the most common catalyst used in hydrogenation of oils

Question # 3

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

Question # 4

A fibre which is made from acrylonitrile as monomer

Question # 5

Vegetables oils are:

Question # 6

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

Question # 7

The stroids of fungi and yeast and yeast are called:

Question # 8

Which one of the following is the most abundant organic substance found in nature

Question # 9

The polymers which can not be re-softened again and again are called

Question # 10

The number of amino acids found in proteins that a human body can synthesize is

Question # 11

Which of the following polymers is used for weather resistant paints

Question # 12

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

Question # 13

In macromolecules DP stands for

Question # 14

Which of the following statements is incorrect about vitamins

Question # 15

Polyester resins have special use in:

Question # 16

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

Question # 17

A condensation polymer among the following is

Question # 18

Which of the following has magnesium?

Question # 19

Which of the following is not present in nucleotide?

Question # 20

Protein may have

Question # 21

How is the secondary structure of protein stabilized

Question # 22

Glycine at pH7 has the structure

Question # 23

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

Question # 24

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

Question # 25

β-D-glucose is a monomer for

Question # 26

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 27

Natural rubber is a polymer of

Question # 28

Which of the following is a constituent of nylon?

Question # 29

Monosaccharides and oligosacchradies are generally called as

Question # 30

The reaction between fat and NaOH is called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is a constituent of nylon?
A. Adipic acid
B. Styrene
C. Teflon
D. None of these
2 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
3 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
4 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
5 Which of these polymers is a synthetic polymer?
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
6 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
7 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
8 Substances that render enzymes catalytically inactive are called
A. Conenzymes
B. Substrates
C. Inhibitors
D. Apoezymes
9 On hydrolysis of starch, we finally get
A. Glucose
B. Fructose
C. Both
D. Sucrose
10 For every reaction occurring in the body three is at least one type of
A. Enzyme
B. Vitamin
C. Protein
D. Amino acid

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