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

Which of the following polymers is used for weather resistant paints

Question # 2

Naturally occurring lipids are called

Question # 3

Plastics are a pollution problem because many plastics

Question # 4

Ascorbic acid is a chemical name of

Question # 5

The temp. and pressure used for PVC polymerization is

Question # 6

The reaction between fat and NaOH is called

Question # 7

Activity of the enzyme is reduced by

Question # 8

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

Question # 9

Among the following polymers, the strongest molecular forces are present in

Question # 10

Monosaccharides and oligosacchradies are generally called as

Question # 11

Which one is a polymer compound?

Question # 12

The simplest separating unit of a polymer is called:

Question # 13

Oxidation reduction is done by

Question # 14

A condensation polymer among the following is

Question # 15

Which of the following has magnesium?

Question # 16

Of the following which is a step growth polymer

Question # 17

The substance upon which an enzyme acts is known as its

Question # 18

The disaccharide present in milk is

Question # 19

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

Question # 20

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 21

Which of these polymers is an addition polymer

Question # 22

Purines include

Question # 23

Which is not an enzyme

Question # 24

Plastics are pollution problem because many plastics:

Question # 25

Vegetable oils are

Question # 26

Bakelite is obtained from phenol by reacting with

Question # 27

The stroids of fungi and yeast and yeast are called:

Question # 28

Which of the following statements is incorrect about vitamins

Question # 29

Ricket is caused due to the deficiency of vitamin

Question # 30

Monosaccharides belong to the group

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A nucleoside may be
A. Ribonuleoside
B. Deoxyribonucleoside
C. Both a and b
D. None
2 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
3 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine
4 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
5 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
6 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glycerides of saturated fatty acids
D. Essential oils obtained from plants
7 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton
8 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
9 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
10 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these

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