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

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

Question # 2

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

Question # 3

Of the following which is a step growth polymer

Question # 4

What is not true about DNA

Question # 5

The digestion of fats in the intestines is aided by

Question # 6

A polymer may be

Question # 7

When a nitrogeneous base combine with a sugar it is called

Question # 8

Which of the following is not present in nucleotide?

Question # 9

Protein are classified into

Question # 10

Which of these polymers is a synthetic polymer

Question # 11

Two or more similar monomers combine to form:

Question # 12

Which polymerization is free radical machanism based

Question # 13

Substances that render enzymes catalytically inactive are called

Question # 14

Enzymes are chemically

Question # 15

Which of the following is not a synthetic polymer?

Question # 16

Sterols, vitamin D and terpenese belong to

Question # 17

The substance upon which an enzyme acts is known as its

Question # 18

Which of the following is a water soluble vetamin?

Question # 19

Two vitamins absorbed from intestine along with fats are

Question # 20

An example of water soluble vitamin is

Question # 21

Which of the following is a molecular diseases?

Question # 22

Which is not an enzyme

Question # 23

Which of the following is a biodegradable polymer?

Question # 24

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 25

Monosaccharides and oligosacchradies are generally called as

Question # 26

The fibre which is made form acrylonitrile as monomer

Question # 27

Which of the following has ester linkage?

Question # 28

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

Question # 29

The protein which only yield amino acids and their derivatives

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is not a synthetic polymer?
A. Polyethylene
B. PVC
C. Nylon
D. Cellophane
2 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
3 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
4 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
5 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
6 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
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 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
9 DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide
A. Phosphate group
B. Deoxy ribose sugar
C. Uracil base
D. Adenine base
10 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine

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