General Science 4th to 6th class

General Science MCQs

Class 4th to 6th class

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More Science MCQs 

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(i) Anything which harms the environment is called. 

(a) Environment 

(b) Pollution 

(c) Pollutant 

(d) Animal

(ii) Unwanted loud sounds can cause. 

(a) Water pollution

 (b) Soil pollution 

(c) Noise pollution

(d) None of these

(iii) Fresh air contains.

(a) Hydrogen

 (b) Carbon dioxide 

(c) Carbon monoxide

 (d) Oxygen

(iv) Dirty water from houses is called.

(a) Sewage

 (b) Sewer

(c) Dust

 (d) Fresh water

(v) Sea animals and plants are killed by. 

(a) Ships 

(b) Pollution 

(c) Birds

 (d) Fish.

(i) The Zigzag motion of particles is called.

(a) Brownian motion

 (b) Slow motion 

(c) Loose motion

 (d) Only motion

(ii) A matter having fixed volume and shape is a.

(a) Liquid 

(b) Solid

(c) Gas

 (d) None of these

(iii) The different states of matter are 

(a) 2

 (b) 10 

(c) 9 

(d) 3

(iv) Gases can spread easily because in their particles there are.

(a) Strong force of attraction

 (b) No force of attraction. 

(c) Weak forces of attraction

 (d) None of these

(v) The increase in size of substance by heating is called.

(a) Expansion 

(b) Contraction

(c) Condensation 

(d) Freezing