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

Bakelite is obtained from phenol by reacting with

Question # 2

Which of the following is a steroid

Question # 3

A nucleoside may be

Question # 4

The simplest separating unit of a polymer is called:

Question # 5

Natural rubber is a polymer of

Question # 6

Major food factors are:

Question # 7

Glycine at pH7 has the structure

Question # 8

What is the most common catalyst used in hydrogenation of oils

Question # 9

The monomeric units of starch is/are

Question # 10

The substance upon which an enzyme acts is known as its

Question # 11

Which one of the following is a water soluble vitamin

Question # 12

Naturally occurring lipids are called

Question # 13

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

Question # 14

Soft drinks and baby feeding bottles are generally made up of

Question # 15

Of the following which is a step growth polymer

Question # 16

The polymers which can be re-softened again and again are caled

Question # 17

Vegetable oils are

Question # 18

The digestion of fats in the intestines is aided by

Question # 19

Ascorbic acid is a chemical name of

Question # 20

Cotton is ______% cellulose

Question # 21

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

Question # 22

Oxidation reduction is done by

Question # 23

Protein may have

Question # 24

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

Question # 25

For every reaction occurring in the body three is at least one type of

Question # 26

The reaction between fat and NaOH is called:

Question # 27

The clotting time of blood is increased due to the deficiency of

Question # 28

Which of the following polymers is used for weather resistant paints

Question # 29

Which is the polymer that has amide linkage in its structure

Question # 30

Monosaccharides are

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The high molecular weight materials which yield on hydrolysis the amino acids is called:
A. Carbohydrates
B. Lipids
C. Fatty acids
D. Proteins
2 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary
3 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
4 Which of the following is a water soluble vetamin?
A. Niacin
B. Riboflavin
C. Trypsin
D. Ascorbic acid
5 The clotting time of blood is increased due to the deficiency of
A. Vitamin A
B. Vitamin K
C. Vitamin D
D. Vitamin C
6 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
7 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
8 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C
9 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
10 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-

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