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 of the following polymers is used for weather resistant paints

Question # 2

Vitamin A is present in

Question # 3

Protein may have

Question # 4

Cellulose does:

Question # 5

Which of the following is a biodegradable polymer?

Question # 6

Sterols, vitamin D and terpenese belong to

Question # 7

Hydrolysis of sucrose is called

Question # 8

Which of the following statements is incorrect about vitamins

Question # 9

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

Question # 10

Which of the following is the repeating monomeric unit in cellulose

Question # 11

Simple sugars are :

Question # 12

Glycine at pH7 has the structure

Question # 13

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 14

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

Question # 15

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

Question # 16

Which one of the following is not an example of chain growth polymer?

Question # 17

The temp. and pressure used for PVC polymerization is

Question # 18

Monosaccharides belong to the group

Question # 19

Which property is not present in lipids?

Question # 20

Which of the following is obtained by condensation polymerization?

Question # 21

Polyester resins have special use in:

Question # 22

DNA has deoxyribose, a base and the third component is

Question # 23

The raw material to form nylon is

Question # 24

Bakelite is a product formed form

Question # 25

The digestion of fats in the intestines is aided by

Question # 26

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 27

Which is the derived lipid?

Question # 28

Which carbohydrates is an essential constituent of plant cells?

Question # 29

Nylon, 6,6 is a condensation polymer of

Question # 30

Two vitamins absorbed from intestine along with fats are

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The disaccharide present in milk is
A. Sucrose
B. Maltose
C. Lactose
D. Cellobiose
2 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
3 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
4 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers
5 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
6 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
7 Polyester resins have special use in:
A. Clothing
B. Paints
C. Emulsion
D. Floor covering
8 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
9 Bakelite is a product formed form
A. Reaction of formaldehyde with phenol
B. Reaction of polyethylene with phenol
C. Reaction of polypropylene with acid
D. It is a natural product
10 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these

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