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Online Tests
Chemistry 10th Class English Medium Unit 14 Online Test MCQs With Answers
Question # 1
Acid rain affects the aquatic life by clogging fish gills because of:
Choose an answer
Lead metal
Chromium metal
Mercury metal
Aluminium metal
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Question # 2
Acid rain damages the building it is due to reaction on.
Choose an answer
Calcium sulphate
Calcium nitrate
Calcium carbonate
Calcium oxilat
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Question # 3
Almost all aircrafts fly in:
Choose an answer
troposphere
mesosphere
stratosphere
themosphere
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Question # 4
Which one of the following is not an air pollutants?
Choose an answer
Nitrogen
Carbon dioxide
Nitrogen oxide
Ozone
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Question # 5
Ozone is beneficial for us as it absorbs.....................
Choose an answer
Infrared Radiations
Ultraviolet radiations
Chlorofluorocarbons
Air pollutants
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Question # 6
Which is the major effect of global warming?
Choose an answer
Increase in temperature.
Rise in sea level
Melting of glaciers
All of them
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Question # 7
The range of temperature in burning solid waste burning in incinerators is.
Choose an answer
650
o
C - 1000
o
C
650
o
C - 11000
o
C
1000
o
C - 2000
o
C
650
o
C - 1000
o
C
5000
o
C - 1000
o
C
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Question # 8
Incinerator reduces solid waste into .
Choose an answer
Ash
Flue gas
Heat
All of them
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Question # 9
___________ is not green house effect.
Choose an answer
Increase of food chain
increase atmospheric pressure
Increase of sea level
Increase of flood risks
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Question # 10
Infrared radiations emitted by the Earth are absorbed by.
Choose an answer
CO
2
and H
2
O
N
2
and O
2
CO
2
and N
2
O
2
and CO
2
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Question # 11
99% of atmosphere consists of .
Choose an answer
N
2
and H
2
N
2
and O
2
N
2
and CO
2
O
2
and CO
2
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Question # 12
Which gas is in involved in ozone depletion?
Choose an answer
Nitrogen
CFC's
Chlorine
All of them
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Question # 13
The Earth's atmosphere is getting hotter because of.
Choose an answer
Increasing concentration of CO
Increasing concentration of CO
2
Increasing concentration of O
3
Increasing concentration of SO
2
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