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

Vitamin A is present in

Question # 2

A condensation polymer among the following is

Question # 3

Which of the following elements is not present in all proteins?

Question # 4

Which one of the following is the most abundant organic substance found in nature

Question # 5

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

Question # 6

Which of the following is fully fluorinated polymer?

Question # 7

Which carbohydrates is an essential constituent of plant cells?

Question # 8

The development of disagreeable odur in fats or oil is called

Question # 9

A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:

Question # 10

Naturally occurring lipids are called

Question # 11

Which one is a polymer compound?

Question # 12

Which is a protein?

Question # 13

Ricket is caused due to the deficiency of vitamin

Question # 14

A nucleoside may be

Question # 15

Terylene is madeby polymerization of terephthalic acid with

Question # 16

Glycine at pH7 has the structure

Question # 17

In which of these processes are smell organic molecules made into macromolecules?

Question # 18

Polyester resins have special use in:

Question # 19

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

Question # 20

Which of these polymers is a synthetic polymer?

Question # 21

Polymer formation from monomers starts by

Question # 22

When a nitrogeneous base combine with a sugar it is called

Question # 23

Purine derivative among the following bases is

Question # 24

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

Question # 25

Which is the polymer that has amide linkage in its structure

Question # 26

The simplest separating unit of a polymer is called:

Question # 27

(CH2O)nis general formula for

Question # 28

Which of the following statements is incorrect about vitamins

Question # 29

The main structure features of proteins is

Question # 30

Oxidation reduction is done by

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as
A. Biuret
B. Xanthoproteic test
C. Hopkins-cole
D. All of these
2 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
3 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon
4 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
5 Which of these polymers is a synthetic polymer?
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
6 The development of disagreeable odur in fats or oil is called
A. Fragrance
B. Perfume
C. Rancidity
D. Smell
7 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase
8 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
9 DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide
A. Phosphate group
B. Deoxy ribose sugar
C. Uracil base
D. Adenine base
10 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30

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