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

Which is not an enzyme

Question # 2

Which of these polymers is a synthetic polymer?

Question # 3

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 4

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

Question # 5

Which of the following is an example of ketohexose?

Question # 6

Enzymes, in the living systems

Question # 7

Which of the following is a constituent of nylon?

Question # 8

The product of addition polymerization reaction is

Question # 9

The temp. and pressure used for PVC polymerization is

Question # 10

An example of water soluble vitamin is

Question # 11

What is not true about DNA

Question # 12

Which of the following is not a synthetic polymer?

Question # 13

Protein may have

Question # 14

Sterols, vitamin D and terpenese belong to

Question # 15

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

Question # 16

Enzymes are chemically

Question # 17

Terylene is madeby polymerization of terephthalic acid with

Question # 18

Which of these polymers is an addition polymer

Question # 19

Which is not a steroid

Question # 20

Monosaccharides belong to the group

Question # 21

Which of the following is a steroid

Question # 22

(CH2O)nis general formula for

Question # 23

A polymer may be

Question # 24

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

Question # 25

In fructose the possible optical isomers are

Question # 26

Which of the following is not present in nucleotide?

Question # 27

Polysaccharides are also called

Question # 28

β-D-glucose is a monomer for

Question # 29

Simple sugars are :

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
2 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide
3 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
4 Which of the following is not present in nucleotide?
A. Guanine
B. Cytosine
C. Adenine
D. Tryoxine
5 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine
6 The simplest separating unit of a polymer is called:
A. Monomer
B. Dimer
C. Trimmer
D. Macromer
7 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
8 Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer
A. Silk
B. Polyester
C. Polyvinyl chloride
D. Nylon
9 The main structure features of proteins is
A. An ester linkage
B. An ether linkage
C. The peptide linkage
D. All
10 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper

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