WorksheetsG-viii pollution of water/Air
Total questions: 10
Worksheet time: 5mins
The Earth is called as blue planet because....
Because of Water
Because of Air
Because of rocks
Because of sky
Highest percentage of air consists of..?
Oxygen
Carbon dioxide
Nitrogen
Argon
The Taj Mahal is being affected by...?
Noise pollution
Air pollution
Water pollution
None of these
Most polluted river in the world is....?
Yamuna
Cavery
Chenab
Ganga
Air pollution causes...?
Global warming
Respiratory problems
Soil erosion
None of these
Green House gas is...?
Nitrogen
Oxygen
Methane
Carbon dioxide
The percentage of nitrogen is
21%
78%
12%
87%
What causes pollution.....?
Human activities
Trees
Both of these
None of these
CNG is a
Polluted fuel
Clean fuel
Harmful fuel
None
Chlorofluorocarbon is used in.....?
Refrigerators
Air conditioners
Perfumes
All
