Question 1

Plastics which when moulded once, cannot be softened by heating. Such plastics are called ____

Accepted Answer

A) Polythene 
B) Thermoplastics 
C) Polyster 
D) Thermosetting plastics 
A) Polythene 
B) Thermoplastics 
C) Polyster 
D) Thermosetting plastics B

Question 2

Fire proof plastic uniform worn by fire fighters has a coating of _____ to make it fire resistant.

Accepted Answer

A) Nylon 
B) Rayon 
C) Melamine plastic 
D) Silk 
A) Nylon 
B) Rayon 
C) Melamine plastic 
D) Silk C

Question 3

The 4 R Principle is

Accepted Answer

A) Reduce, Reuse, Recycle, Recover 
B) Remember, reduce, Recycle, Rejoice 
C) Repeat, Rejoice, recycle, reduce 
D) None of the above 
A) Reduce, Reuse, Recycle, Recover 
B) Remember, reduce, Recycle, Rejoice 
C) Repeat, Rejoice, recycle, reduce 
D) None of the above A

Question 4

The coating on modern non- stick cookware and electric iron is of

Accepted Answer

A) Terrycot 
B) Rayon 
C) Polyester 
D) Teflon 
A) Terrycot 
B) Rayon 
C) Polyester 
D) Teflon

Question 5

Bakelite and Melamine are examples of

Accepted Answer

A) Thermosetting plastics 
B) Silk 
C) Nylon 
D) Rayon 
A) Thermosetting plastics 
B) Silk 
C) Nylon 
D) Rayon

Question 6

_____________ is an example of natural polymer

Accepted Answer

A) Rayon 
B) Cellulose 
C) Nylon 
D) All of the above 
A) Rayon 
B) Cellulose 
C) Nylon 
D) All of the above

Question 7

Polycot is made by mixing two types of fibres namely

Accepted Answer

A) Silk + Cotton 
B) Polythene + cotton 
C) Silk + Polyester 
D) Polyester + Cotton 
A) Silk + Cotton 
B) Polythene + cotton 
C) Silk + Polyester 
D) Polyester + Cotton

Question 8

Polythene and PVC are examples of

Accepted Answer

A) Bio degradable substance 
B) Thermosetting plastics 
C) Thermoplastics 
D) Rayon 
A) Bio degradable substance 
B) Thermosetting plastics 
C) Thermoplastics 
D) Rayon

Question 9

A chain of small chemical units combined to form a large single unit is called ____

Accepted Answer

A) Polymer 
B) Poly 
C) Polythene 
D) None of the above 
A) Polymer 
B) Poly 
C) Polythene 
D) None of the above

Question 10

Which of the following is Non-biodegradable

Accepted Answer

A) Woolen clothes 
B) Plastic bag, 
C) Cotton cloth 
D) Wood 
A) Woolen clothes 
B) Plastic bag, 
C) Cotton cloth 
D) Wood

Exam 1: Plastic and Polymer Terminology