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

In fructose the possible optical isomers are

Question # 2

The other name of cross linked polymers is

Question # 3

Which has maximum protein content?

Question # 4

The prosthetic group in glycoprotein is

Question # 5

Which carbohydrates is an essential constituent of plant cells?

Question # 6

Two or more similar monomers combine to form:

Question # 7

Glycogen is stored in

Question # 8

Which of the following is not present in nucleotide?

Question # 9

Sterols, vitamin D and terpenese belong to

Question # 10

Which of the following is the repeating monomeric unit in cellulose

Question # 11

Cotton is ______% cellulose

Question # 12

The stroids of fungi and yeast and yeast are called:

Question # 13

Oxidation reduction is done by

Question # 14

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

Question # 15

Cellulose does:

Question # 16

Glyptal polymer is obtained from glycerol on reacting with

Question # 17

Factors affecting denaturation of proteins:

Question # 18

Which of the following polymers is used for weather resistant paints

Question # 19

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

Question # 20

Which is a protein?

Question # 21

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

Question # 22

Vegetables oils are:

Question # 23

Which polymerization is free radical machanism based

Question # 24

Enzymes, in the living systems

Question # 25

The metal present in blood is

Question # 26

Ascorbic acid is a chemical name of

Question # 27

The protein which only yield amino acids and their derivatives

Question # 28

Naturally occurring lipids are called

Question # 29

A condensation polymer among the following is

Question # 30

Which one of the following is a water soluble vitamin

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Enzymes, in the living systems
A. Provide energy
B. Provide immunity
C. Transport oxygen
D. Catalyze biochemical processes
2 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
3 Which of the following statements is incorrect about vitamins
A. Often function as coenzymes
B. Molecules contain at least one ring structure
C. Are often synthesized by the body
D. Are polyfunctional compounds
4 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-
5 The simplest separating unit of a polymer is called:
A. Monomer
B. Dimer
C. Trimmer
D. Macromer
6 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
7 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
8 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
9 Copolymer is
A. Nylon-6
B. Nylon 66
C. PMMA
D. Polyethene
10 There are 20 amino acids found in protein which is not the property of these amino acids
A. They are allα-amino acids
B. They are all optically active
C. They have high decomposition point
D. They are water soluble

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