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

Hydrolysis of sucrose is called

Question # 2

Which of the following has ester linkage?

Question # 3

Enzymes are

Question # 4

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

Question # 5

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 6

C6H12O6 is molecualr formula of:

Question # 7

Plastics are a pollution problem because many plastics

Question # 8

Teflon, styron and neoprene are all

Question # 9

Cotton has cellulose in it:

Question # 10

Which functional group is present in glycerol tristearate

Question # 11

Bakelite is a product formed form

Question # 12

Copolymer is

Question # 13

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 # 14

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

Question # 15

Enzymes are chemically

Question # 16

Which of these polymers is an addition polymer?

Question # 17

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

Question # 18

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

Question # 19

In fructose the possible optical isomers are

Question # 20

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

Question # 21

Purine derivative among the following bases is

Question # 22

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

Question # 23

Terylene is madeby polymerization of terephthalic acid with

Question # 24

Which one is a polymer compound?

Question # 25

A nucleoside may be

Question # 26

The other name of cross linked polymers is

Question # 27

Protein may have

Question # 28

When a nitrogeneous base combine with a sugar it is called

Question # 29

Which of the following is an example of ketohexose?

Question # 30

What is the most common catalyst used in hydrogenation of oils

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
2 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
3 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
4 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
5 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
6 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12
7 Protein may have
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these
8 Which is the polymer that has amide linkage in its structure
A. PVC
B. Poly ethene
C. Polyester
D. Nylon
9 Monosaccharides and oligosacchradies are generally called as
A. Crystals
B. Sugars
C. Liquids
D. Non-sugars
10 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine

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