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

Vegetables oils are:

Question # 2

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

Question # 3

Which of the following has magnesium?

Question # 4

Two or more similar monomers combine to form:

Question # 5

Monosaccharides are

Question # 6

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 # 7

Naturally occurring lipids are called

Question # 8

(CH2O)nis general formula for

Question # 9

Glyptal polymer is obtained from glycerol on reacting with

Question # 10

The development of disagreeable odur in fats or oil is called

Question # 11

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

Question # 12

Which one is a polymer compound?

Question # 13

Which of the following is not a synthetic polymer?

Question # 14

Molar mass of high molecular w.f. polymers ranges from:

Question # 15

A polymer may be

Question # 16

Terylene is madeby polymerization of terephthalic acid with

Question # 17

Factors affecting denaturation of proteins:

Question # 18

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

Question # 19

Which one of the following is a water soluble vitamin

Question # 20

Which of the following is a water soluble vetamin?

Question # 21

Enzymes, in the living systems

Question # 22

A fibre which is made from acrylonitrile as monomer

Question # 23

Which of the following is the repeating monomeric unit in cellulose

Question # 24

Bakelite is obtained from phenol by reacting with

Question # 25

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

Question # 26

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

Question # 27

Which functional group is present in glycerol tristearate

Question # 28

On hydrolysis of starch, we finally get

Question # 29

When a nitrogeneous base combine with a sugar it is called

Question # 30

Which of these polymers is a synthetic polymer?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The main structure features of proteins is
A. An ester linkage
B. An ether linkage
C. The peptide linkage
D. All
2 Polyester resins have special use in:
A. Clothing
B. Paints
C. Emulsion
D. Floor covering
3 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
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 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
6 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
7 Which of the following is not a synthetic polymer?
A. Polyethylene
B. PVC
C. Nylon
D. Cellophane
8 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
9 Bakelite is obtained from phenol by reacting with
A. Acetaldehyde
B. Acetal
C. Formaldehyde
D. Chlorobenzene
10 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase

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