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

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

Question # 2

Which of the following has magnesium?

Question # 3

Which is a protein?

Question # 4

The polymers which can be re-softened again and again are caled

Question # 5

The reaction between fat and NaOH is called:

Question # 6

Which of these polymers is an addition polymer?

Question # 7

Which property is not present in lipids?

Question # 8

Which of these polymers is an addition polymer

Question # 9

When a nitrogeneous base combine with a sugar it is called

Question # 10

Which is the polymer that has amide linkage in its structure

Question # 11

Glycogen is stored in

Question # 12

β-D-glucose is a monomer for

Question # 13

Two or more similar monomers combine to form:

Question # 14

The disaccharide present in milk is

Question # 15

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

Question # 16

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

Question # 17

Simple sugars are :

Question # 18

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

Question # 19

The monomeric units of starch is/are

Question # 20

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

Question # 21

Teflon, styron and neoprene are all

Question # 22

A nucleoside may be

Question # 23

Orlon is a polymer of

Question # 24

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

Question # 25

Monosaccharides and oligosacchradies are generally called as

Question # 26

Terylene is madeby polymerization of terephthalic acid with

Question # 27

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 # 28

Natural rubber is a polymer of

Question # 29

Which of the following is an example of ketohexose?

Question # 30

Which carbohydrates is an essential constituent of plant cells?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is a constituent of nylon?
A. Adipic acid
B. Styrene
C. Teflon
D. None of these
2 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a
A. Fibre
B. Plastic
C. Varnish
D. Polyamide resin
3 The high molecular weight materials which yield on hydrolysis the amino acids is called:
A. Carbohydrates
B. Lipids
C. Fatty acids
D. Proteins
4 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
5 Which of the following is obtained by condensation polymerization?
A. Polyethene
B. Teflon
C. Phenol formaldehyde resin
D. Nitrile rubber
6 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
7 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
8 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
9 Purines include
A. Adenine
B. Guanine
C. Both a and b
D. None
10 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe

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