The Atmosphere
The atmospheric layer closest to the earth's surface is
troposphere
mesosphere
stratosphere
thermosphere
troposphere
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At every 1 km increase in altitude, the air gets aboutA. 10 ยฐC cooler
B. 6.5 ยฐC hotter
C. 6.5 ยฐC cooler
D. 20 ยฐC cooler
The compound which is responsible for acid rain is
A. sulfur
B. sulfur dioxide
C. sulfur trioxide
D. nitrogen
When ozone absorbs UV radiation, the energy is converted in to
A. light
B. sound
C. heat
D. electricity
The reformation of ozone in the stratosphere is powered by
A. ultraviolet radiation
B. atmospheric oxygen
C. sunlight
D. heat
The maximum amount of ozone (O3) is present in
A. troposphere
B. stratosphere
C. mesosphere
D. thermosphere
Ozone gas (O3) has
A. unpleasant odor
B. pleasant odor
C. no odor
D. orange color
The thermosphere is situated above
A. 12 Km
B. 50 Km
C. 80 Km
D. 10 Km
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