Class 8 Some Natural Phenomena CBSE Questions & Answers

Class 8 · Some Natural Phenomena

This is Science Class 8 Some Natural Phenomena CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The outermost layer of earth is called
  • A
    Core
  • B
    Mantle
  • C
    Mountain
  • D
    Crest
    Correct
2
Which of the following is not a natural phenomenon?
  • A
    Cooking
    Correct
  • B
    Earthquake
  • C
    Lightening
  • D
    Cyclone
3
Which of the following natural phenomenon is most destructive in terms of loss of life and property?
  • A
    Earthquake
    Correct
  • B
    Storms
  • C
    winds
  • D
    Lightening
4
Lightening is _________ on huge scale.
  • A
    Magnetic effect
  • B
    Electro-magnetic effect
  • C
    Electric spark
    Correct
  • D
    Heating effect
5
Unlike charges
  • A
    Attract each other
    Correct
  • B
    Repels each other
  • C
    Repel in same direction
  • D
    Attract in same direction
6
Building can be protected from lightening by using
  • A
    All of these
  • B
    Lightening rod at the top of building
    Correct
  • C
    Wooden logs at the top of building
  • D
    Lightening rod on the levels of building
7
Some object can be charged by _________ with other objects.
  • A
    Touching
  • B
    Joining
  • C
    Heating
  • D
    Rubbing
    Correct
8
Electroscope is used to
  • A
    Measure the conductivity
  • B
    Check presence of charge
    Correct
  • C
    Presence of magnetism
  • D
    Measure the temperature
9
Like charges repel and unlike charge
  • A
    Any thing may happen
  • B
    Repel or attract
  • C
    Repel each other
  • D
    Attract each other
    Correct
10
The process of transferring a charge from a charged body to the earth is called
  • A
    Earthing
    Correct
  • B
    Hydrolysis
  • C
    Electrolysis
  • D
    Discharging
11
Static charges can be produced by
  • A
    Touching
  • B
    Heating
  • C
    Beating
  • D
    Rubbing
    Correct
12
Earthquakes are caused by the
  • A
    Movement of water inside
  • B
    High pollution level
  • C
    Movement of earth plates
    Correct
  • D
    Tilting of earth axis
13
Earthing is the process of transferring charge from charged object to
  • A
    Earth
    Correct
  • B
    Water
  • C
    Neutral
  • D
    Opposite charge
14
The area where earthquake are likely to occur are called
  • A
    Most dangerous area
  • B
    Endangered region
  • C
    Earth heating zone
  • D
    Seismic zone
    Correct
15
Lightening strike could destroy
  • A
    Plants only
  • B
    Microbes only
  • C
    Life and property
    Correct
  • D
    Animals only