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

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

Question # 2

Glycine at pH7 has the structure

Question # 3

Which is not an enzyme

Question # 4

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 5

Polymer formation from monomers starts by

Question # 6

DNA has deoxyribose, a base and the third component is

Question # 7

Vegetables oils are:

Question # 8

On hydrolysis of starch, we finally get

Question # 9

Which is the derived lipid?

Question # 10

Monosaccharides and oligosacchradies are generally called as

Question # 11

Which of these polymers is an addition polymer

Question # 12

Which is the polymer that has amide linkage in its structure

Question # 13

Which of the following statements is incorrect about vitamins

Question # 14

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

Question # 15

The development of disagreeable odur in fats or oil is called

Question # 16

Glycogen is stored in

Question # 17

Sterols, vitamin D and terpenese belong to

Question # 18

The digestion of fats in the intestines is aided by

Question # 19

Which teat is not given by both glucose and fructose

Question # 20

Vegetable oils are

Question # 21

Bakelite is obtained from phenol by reacting with

Question # 22

Which of the following has magnesium?

Question # 23

β-D-glucose is a monomer for

Question # 24

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 25

Naturally occurring lipids are called

Question # 26

Ricket is caused due to the deficiency of vitamin

Question # 27

Polyester resins have special use in:

Question # 28

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

Question # 29

How is the secondary structure of protein stabilized

Question # 30

Substances that render enzymes catalytically inactive are called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
2 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine
3 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
4 An oil or fat with no double bond have iodine number:
A. Zero
B. 100%
C. 50%
D. Minimum
5 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary
6 Which of the following is a constituent of nylon?
A. Adipic acid
B. Styrene
C. Teflon
D. None of these
7 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
8 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
9 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
10 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

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