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Science and Technology - General Knowledge Questions
Concentration of water vapour in troposphere is
A)
0­-4%
B)
10­-14%
C)
20-­24%
D)
30­-34%

Correct Answer :   0­-4%

Water vapor concentration varies from trace amounts in Polar Regions to nearly 4 percent in the tropics. Most prevalent gases are nitrogen (78 percent) and oxygen (21 percent), with the remaining 1- percent consisting of argon, (. 9 percent) and traces of hydrogen ozone ( a form of oxygen), and other constituents.

Published On : June 8, 2021
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