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WorksheetsComposition And Structure of the Atmosphere
Total questions: 22
Worksheet time: 14mins
Which layer has the coldest average temperature?
Troposphere
Stratosphere
Mesosphere
Thermosphere
This gas protects us from harmful ultraviolet radiation.
oxygen
ozone
helium
The______________ is the layer of the atmosphere that helps in radio transmission.
troposphere
ionosphere
stratosphere
Along with carbon dioxide and methane, ___________ is a potent greenhouse gas.
vapour
water
water vapour
this layer burns the meteors which comes from outer space
Mesosphere
Thermosphere
None of these
All of these
This layer helps in long distance wireless and satellite communication
Exosphere
Troposphere
Thermosphere
None of these
Atmosphere contains ............. % of Oxygen
78%
0.01%
21%
None of these
Electrically charged particles called ions are found in this layer
Stratosphere
Thermosphere
Exosohere
Mesosphere
Electrically charged particles called ions are found in this layer
Stratosphere
Thermosphere
Exosohere
Mesosphere
Electrically charged particles called ions are found in this layer
Stratosphere
Thermosphere
Exosohere
Mesosphere
Ozone layer protect us from the .......................... rays
Ultraviolet
Tropopause
Ionosphere
Moon
The percentage of nitrogen in the atmosphere is
78%
21%
10%
0.01%
Ozone is concentrated in the lower part of
Thermosphere
Stratosphere
Tropopause
Exosphere
The uppermost layer of the Atmosphere is called
Thermosphere
Troposphere
Exosphere
Stratosphere
It is the lowest and the densest layer of the atmosphere
Troposphere
Thermosphere
Exosphere
Stratosphere
Mixture of several gases form our
Surface
Photonic teplate
Atmosphere
Temperature
What is the lower part of the thermosphere called?
Evosphere
Ivosphere
inosphere
ionosphere
ionsphere
Name the main layers of the atmosphere, respectively.
Troposhere, Menosphere, Satrosphere, Thermosphere and Exosphere.
Trposhere, Satrospere, Mezosphere, Exosphere, Thermosphere.
Troposphere, Stratosphere, Mesosphere, Thermosphere and Exosphere.
None of the above
Which of the following is found in the Mesosphere?
meteor streaks
auroras
landmasses
clouds
Generally, as altitude increases, temperature ___.
Increases
Decreases
Fluctuates
Stays constant (the same)
Which statement best describes the ozone layer of Earth?
It helps reduce the amount of ultraviolet radiation reaching the surface of earth
It prevents the formation of severe storms in the stratosphere of Earth.
It increases the amount of nitrogen in the troposphere of Earth.
It forms a magnetic field in the mesosphere of Earth.
Which gas makes up the largest component of the Earth’s atmosphere?
argon (Ar)
oxygen (O2)
nitrogen (N2)
carbon dioxide (CO2)
