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

Which of the following is fully fluorinated polymer?

Question # 2

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 # 3

Which is a protein?

Question # 4

Which teat is not given by both glucose and fructose

Question # 5

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 6

The development of disagreeable odur in fats or oil is called

Question # 7

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 8

Which of the following is not present in nucleotide?

Question # 9

The simplest separating unit of a polymer is called:

Question # 10

The group linkage present in fats is

Question # 11

Copolymer is

Question # 12

Teflon, styron and neoprene are all

Question # 13

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

Question # 14

Vegetable oils are

Question # 15

The fibre which is made form acrylonitrile as monomer

Question # 16

Which of the following is a water soluble vetamin?

Question # 17

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

Question # 18

A polymer may be

Question # 19

Ricket is caused due to the deficiency of vitamin

Question # 20

An example of water soluble vitamin is

Question # 21

DNA has deoxyribose, a base and the third component is

Question # 22

The substance upon which an enzyme acts is known as its

Question # 23

The main structure features of proteins is

Question # 24

Which of the following is the repeating monomeric unit in cellulose

Question # 25

Which of the following is not present in RNA?

Question # 26

Oxidation reduction is done by

Question # 27

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

Question # 28

Monosaccharides and oligosacchradies are generally called as

Question # 29

Glycine at pH7 has the structure

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
3 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
4 On hydrolysis of starch, we finally get
A. Glucose
B. Fructose
C. Both
D. Sucrose
5 Which of the following is obtained by condensation polymerization?
A. Polyethene
B. Teflon
C. Phenol formaldehyde resin
D. Nitrile rubber
6 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
7 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
8 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
9 Vegetables oils are:
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Essential oils obtained form plants
D. None of these
10 Glyptal polymer is obtained from glycerol on reacting with
A. Malonic acid
B. Phthalic acid
C. Maleic acid
D. Acetic acid

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