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
Which gas is produced on burning of fossil fuels
  • A
    Carbon dioxide
    Correct
  • B
    Nitrogen
  • C
    Oxygen
  • D
    Sulpher dioxide
2
Water above the 100\(^0{\text{C}}\) is in
  • A
    Liquid state
  • B
    Gaseous state
    Correct
  • C
    Semi-liquid state
  • D
    Solid state
3
The nose and mouth of traffic police at crossing is covered with
  • A
    Nets
  • B
    Mask
    Correct
  • C
    Towel
  • D
    Handkerchief
4
Dew is the
  • A
    Freezing of water in river and ponds
  • B
    Melting of ice on mountain peaks
  • C
    Condensation of water vapour in atmosphere
  • D
    Condensation of water vapour near the earth surface
    Correct
5
In which of the following place quality of air is best?
  • A
    Industrial area
  • B
    Busy market place
  • C
    Park
    Correct
  • D
    Busy road crossing
6
About 70% of our body consists of
  • A
    Minerals
  • B
    Muscles
  • C
    Water
    Correct
  • D
    Bone
7
The image shown below is related to
Question 7 figure 1
  • A
    Water cycle
    Correct
  • B
    Water level
  • C
    Air cycle
  • D
    Water table
8
Which one is a common source of drinking water?
  • A
    River and lake
    Correct
  • B
    Ocean water
  • C
    Spring water
  • D
    Sea water
9
Winnowing is used to separate
  • A
    Sand from rice
  • B
    Seeds from fruits
  • C
    Iron form other metals
  • D
    Grain form husk
    Correct
10
No rain or very less rain causes
  • A
    Soil fertile
  • B
    Flood
  • C
    Soil unfertile
  • D
    Drought
    Correct
11
The layer of air around the earth surface is called
  • A
    Atmosphere
    Correct
  • B
    Hydrosphere
  • C
    Lithosphere
  • D
    Stratosphere
12
The image shown below is generally caused due to
  • A
    Heavy rain
    Correct
  • B
    No rain
  • C
    High temperature
  • D
    Volcanic eruption
13
Police men is wearing mask due to
Question 13 figure 1
  • A
    Rain
  • B
    Cold
  • C
    Cough
  • D
    Pollution
    Correct
14
Sea water is not fit for drinking due to presence of
  • A
    Fishes
  • B
    Whale
  • C
    Salts
    Correct
  • D
    Aquatic plants
15
Name the object which is inflated by air
  • A
    Buckets
  • B
    Balloons
    Correct
  • C
    Table
  • D
    Chair