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 simplest separating unit of a polymer is called:

Question # 2

What is the most common catalyst used in hydrogenation of oils

Question # 3

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

Question # 4

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

Question # 5

Enzymes are chemically

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

On hydrolysis of starch, we finally get

Question # 8

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

Question # 9

Which of the following is a molecular diseases?

Question # 10

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 11

Which of the following is a steroid

Question # 12

Polymer formation from monomers starts by

Question # 13

Factors affecting denaturation of proteins:

Question # 14

Glyptal polymer is obtained from glycerol on reacting with

Question # 15

DNA has deoxyribose, a base and the third component is

Question # 16

Which of these polymers is a synthetic polymer

Question # 17

Monosaccharides are

Question # 18

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 # 19

The stroids of fungi and yeast and yeast are called:

Question # 20

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

Question # 21

Which of the following is a polyamide?

Question # 22

Which of the following is an example of ketohexose?

Question # 23

Vitamin A is present in

Question # 24

Which one of the following is a water soluble vitamin

Question # 25

Of the following which is a step growth polymer

Question # 26

An oil or fat with no double bond have iodine number:

Question # 27

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

Question # 28

Nylon, 6,6 is a condensation polymer of

Question # 29

Vegetables oils are:

Question # 30

Plastics are pollution problem because many plastics:

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
2 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
3 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
4 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
5 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
6 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
7 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
8 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
9 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide
10 DNA has deoxyribose, a base and the third component is
A. Phosphoric acid
B. Ribose
C. Adenine
D. Thymine

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