A level of atmosphere which is composed partly of Electrons and Positive Ions is called
A. Troposphere
B. Ionosphere
C. Stratosphere
D. Mesosphere
Answer: Option B
Solution(By Examveda Team)
The layer of atmosphere composed of ionic gaseous molecules helping in propagation of radio waves is Ionosphere. It is the 2nd layer from the top. It ranges from 60km. to 1000km. It also protects Earth from meteorites.Related Questions on Atmosphere
Agents of fog formation do not include ________
A. High relative humidity
B. Diurnal temperatures of short ranges
C. Winter season
D. Rapid radiation
A. Gravitational force
B. Centrifugal force
C. Frictional force
D. Pressure gradient force
Atmospheric humidity is measured by ________
A. Psychrometer
B. Anemometer
C. Lysimeter
D. Hydrometer
Which is the warmest layer of the atmosphere?
A. Thermosphere
B. Troposphere
C. Stratosphere
D. Mesosphere
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