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 group linkage present in fats is

Question # 2

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

Question # 3

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 4

Which of the following is a constituent of nylon?

Question # 5

Vitamin A is present in

Question # 6

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

Question # 7

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

Question # 8

Which functional group is present in glycerol tristearate

Question # 9

A polymer may be

Question # 10

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 11

In macromolecules DP stands for

Question # 12

Which is a protein?

Question # 13

Teflon, styron and neoprene are all

Question # 14

Which of the following brings about the conversion of starch into maltose

Question # 15

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

Question # 16

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 # 17

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

Question # 18

A polymer may be

Question # 19

Plastics are a pollution problem because many plastics

Question # 20

Which of the following is not a synthetic polymer?

Question # 21

The product of addition polymerization reaction is

Question # 22

Which is not an enzyme

Question # 23

Of the following which is a step growth polymer

Question # 24

Enzymes, in the living systems

Question # 25

Factors affecting denaturation of proteins:

Question # 26

Vegetable oils are

Question # 27

Monosaccharides belong to the group

Question # 28

The metal present in blood is

Question # 29

Protein are classified into

Question # 30

Sterols, vitamin D and terpenese belong to

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following statements is incorrect about vitamins
A. Often function as coenzymes
B. Molecules contain at least one ring structure
C. Are often synthesized by the body
D. Are polyfunctional compounds
2 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
3 A condensation polymer among the following is
A. Dacron
B. PVC
C. Polysterene
D. Teflon
4 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
5 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
6 Which one is a polymer compound?
A. SO2
B. CO2
C. CH4
D. PVC
7 Which is not a steroid
A. Cholesterol
B. Ergosterol
C. Phospholipids
D. None of these
8 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
9 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
10 The reaction between fat and NaOH is called
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Saponification

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