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

Cotton is ______% cellulose

Question # 2

Which of the following is a biodegradable polymer?

Question # 3

Peptide bond is a key feature in

Question # 4

Which of the following polymers is used for weather resistant paints

Question # 5

When a nitrogeneous base combine with a sugar it is called

Question # 6

Which of the following is fully fluorinated polymer?

Question # 7

On hydrolysis of starch, we finally get

Question # 8

Factors affecting denaturation of proteins:

Question # 9

Hydrolysis of sucrose is called

Question # 10

The development of disagreeable odur in fats or oil is called

Question # 11

Polyester resins have special use in:

Question # 12

Monosaccharides are

Question # 13

Glycine at pH7 has the structure

Question # 14

Which teat is not given by both glucose and fructose

Question # 15

The raw material to form nylon is

Question # 16

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

Question # 17

Orlon is a polymer of

Question # 18

The fiber which is made from acrylonitrile as monomer:

Question # 19

In fructose the possible optical isomers are

Question # 20

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 # 21

A polymer may be

Question # 22

Which carbohydrates is an essential constituent of plant cells?

Question # 23

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 24

What is not true about DNA

Question # 25

Which property is not present in lipids?

Question # 26

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 27

Ricket is caused due to the deficiency of vitamin

Question # 28

Monosaccharides and oligosacchradies are generally called as

Question # 29

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

Question # 30

The polymers which can not be re-softened again and again are called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
2 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase
3 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
4 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
5 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
6 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
7 Which of these polymers is an addition polymer?
A. Nylon-6,6
B. Polystrene
C. Terylene
D. Epoxy resin
8 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase
9 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
10 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber

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