2023medium'Ozone layer' absorbing ultra-violet radiation exists in which of the atmospheric layer?(a)Thermosphere(b)Stratosphere(c)esosphere(d)TroposphereShow answer Save Listen ShareOpen ↗
2017mediumWhich of the following is considered to be the optimum concentration of carbon dioxide for natural balance in atmosphere?(a)0.02%(b)0.03%(c)0.04%(d)0.05%Show answer Save Listen ShareOpen ↗
2016mediumIn the vertical structure of the atmosphere, which one is the lowest layer?(a)Stratosphere(b)Mesosphere(c)Troposphere(d)ThermosphereShow answer Save Listen ShareOpen ↗
2015mediumMesosphere Codes :(a)1, 3, 4, 2(b)2, 3, 1, 4(c)3, 4, 2, 1(d)2, 3, 4, 1Show answer Save Listen ShareOpen ↗
2014mediumAir pressure is lowest in–(a)Winter season(b)Spring season(c)Autumn season(d)Summer seasonShow answer Save Listen ShareOpen ↗
2009mediumThe highest altitude clouds are(a)Middle cumulus(b)Middle altitude(c)Cumulus(d)CirrocumulusShow answer Save Listen ShareOpen ↗
2005mediumMost weather events are related to-(a)Mesosphere(b)Stratosphere(c)Troposphere(d)IonosphereShow answer Save Listen ShareOpen ↗
2004mediumWhich of the following gases is found in lowest amount in the atmosphere?(a)Hydrogen(b)Helium(c)Ozone(d)NeonShow answer Save Listen ShareOpen ↗
2003mediumOzone layer in atmosphere—(a)Create rain(b)Create pollution(c)Save the life on the earth from ultraviolet rays(d)Originate oxygen in the atmosphere UPLower (Pre) G.S. 2003-04Show answer Save Listen ShareOpen ↗
2002mediumMesosphere - Polar light(a)1, 2, 3 and 4(b)1, 2 and 4(c)1, 2 and 3(d)2 and 3Show answer Save Listen ShareOpen ↗
1998mediumAll of the radio waves are reflected to the surface of the earth–(a)by the troposphere(b)by the stratosphere(c)by the ionosphere(d)by the ionosphereShow answer Save Listen ShareOpen ↗