Multiple Choice Questions (MCQ) on General Science – Set 4

Multiple Choice Questions (MCQ) on General Science – Set 4

 

1-The following is made by mixing two fibres.

  1. Polycot
  2. Polywool
  3. Terrycot
  4. All of the above

(Ans:d)

 

2-Which of the following is thermosetting plastic?

  1. Polythene
  2. PVC
  3. Melamine
  4. Nylon

(Ans:c)

 

3-Which of the following is thermoplastic?

  1. Bakelite
  2. PVC
  3. Melamine
  4. Silicone

(Ans:c)

 

4-4R principle consist of

  1. Reduce – Reuse – Recycle – Recover
  2. Refuse – Reuse – Recycle – Recover
  3. Reduce – Reuse – Recycle – Remix
  4. Reduce – Reuse – Recycle – Reproduce

(Ans:a)

 

5-The property of metals by which they can be beaten into thin sheets is called

  1. Malleability
  2. Ductility
  3. Sonorously
  4. None of the above

(Ans:a)

 

6-The property of metals by which they can be drawn into wires is called

  1. Malleability
  2. Ductility
  3. Sonorously
  4. None of the above

(Ans:b)

 

7-Which of the following is non metal?

  1. Sodium
  2. Phosphorous
  3. Magnesium
  4. Calcium

(Ans:b)

 

8-When a copper vessel is exposed to moist air for long, it acquires a dull _____ coating.

  1. Black
  2. Green
  3. Brown
  4. White

(Ans:b)

 

9-Sodium is stored in

  1. Diesel
  2. Petrol
  3. Kerosene
  4. All of the above

(Ans:c)

 

10-Phosphorous is stored in

  1. Water
  2. Petrol
  3. Diesel
  4. Kerosene

(Ans:a)

 

11-The slow process of conversion of dead vegetation into coal is called

  1. Carbonisation
  2. Carnation
  3. Carbonation
  4. Carburetion

(Ans:a)

 

12-Which of the following is known as “Black gold”?

  1. Coal
  2. Coke
  3. Petroleum
  4. All of the above

(Ans:c)

 

13-The head of the safety match contains

  1. Potassium chlorate
  2. Potassium chloride
  3. Phosphorous chlorate
  4. Phosphorous chloride

(Ans:a)

 

14-The type of combustion in which a material suddenly bursts into flames, without the application of any apparent cause is called

  1. Spontaneous combustion
  2. Rapid combustion
  3. Explosion
  4. None of the above

(Ans:a)

 

15-The hottest part of a candle flame is

  1. Outer zone
  2. Middle zone
  3. Innermost zone
  4. None of the above

(Ans:a)