Class 03 EVS Air And Water CBSE Questions & Answers

Class 3 · EVS Air And Water

This is EVS class 03 EVS Air and Water CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Excessive rain cause
  • A
    Disease
  • B
    Deforestation
  • C
    Drought
  • D
    Flood
    Correct
2
The water droplets seen on outer layer of container having ice cubes is due to
Question 2 figure 1
  • A
    Temperature of glass
  • B
    Release of water from glass
  • C
    Condensation of water vapour in air
    Correct
  • D
    Leakage of water through glass
3
In which of the following air is not used?
  • A
    Boiling water
    Correct
  • B
    Filling balloon
  • C
    Winnowing
  • D
    Inflating tyres
4
Water is a good
  • A
    Solvent
    Correct
  • B
    Absorber
  • C
    Solution
  • D
    Solute
5
The components of air which are harmful to living beings are
  • A
    Nitrogen and carbon dioxide
  • B
    Dust and smoke
    Correct
  • C
    Smoke and water vapour
  • D
    Dust and water vapour
6
Which of the following gas is least in atmosphere?
Question 6 figure 1
  • A
    Argon
  • B
    Oxygen
  • C
    Carbon dioxide
    Correct
  • D
    Nitrogen
7
Which type of water do not form foam with soap?
  • A
    Salty water
    Correct
  • B
    River water
  • C
    Ponds water
  • D
    Soft water
8
Moving air is called
  • A
    Hurricanes
  • B
    Air cycle
  • C
    Moisture
  • D
    Wind
    Correct
9
Three-fourth of earth surface is covered with
  • A
    Mountain
  • B
    Water
    Correct
  • C
    Hill
  • D
    Land
10
Which of the following is a rare gas?
  • A
    Oxygen
  • B
    Helium
    Correct
  • C
    Carbon dioxide
  • D
    Nitrogen
11
Which of the following activities is water saving?
  • A
    Mopping floor instead of washing
    Correct
  • B
    Cleaning car using pipe
  • C
    Avoiding leaking tap
  • D
    Using water cleaning street
12
Which season is seen in the picture below
Question 12 figure 1
  • A
    Winter season
  • B
    Rainy season
    Correct
  • C
    Summer season
  • D
    Autumn season
13
Envelops of air surrounding the earth is called
  • A
    Ozone layer
  • B
    Atmosphere
    Correct
  • C
    Stratosphere
  • D
    Ionosphere
14
When air is passed through lime water it turn milky due to
  • A
    Oxygen
  • B
    Carbon dioxide
    Correct
  • C
    Water vapour
  • D
    Nitrogen
15
Water is chlorinated to
  • A
    Change colour
  • B
    Kill germs
    Correct
  • C
    Soften it
  • D
    Improve its taste