Atmosphere
What is percentage of trace gases in atmosphere?
0.003
0.0002
0.029
0.008
0.0002
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What is air pressure at sea level?A. 4033.6g/sq.cm
B. 3033.6g/sq.cm
C. 2033.6g/sq.cm
D. 1033.6g/sq.cm
How much pressure exerted by our atmospher ?
A. 11.7 pounds per square inch
B. 13.7 pounds per square inch
C. 14.7 pounds per square inch
D. 12.7 pounds per square inch
How many layers are found in atmosphere ?
A. 2
B. 3
C. 5
D. 4
What is source of O2 and CO2 ?
A. Atmosphere
B. Biosphere
C. Living things
D. Animals
What is altitude of troposphere?
A. 7km
B. 8km
C. 9km
D. 10km
How much atmospheric mass is on troposphere?
A. One-Fourth
B. Two-Fourth
C. Three -Fourth
D. Non of above
Above tropopause, there lies a
A. Thermosphere
B. Stratosphere
C. Troposphere
D. Mesosphere
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