In which one of the following atmospheric layers temperature remains constant ?
Stratosphere
Tropopause
Mesosphere
Troposphere
Which one of the following is the correct sequence of surface components of pressure and wind from the equator to poles ?
polar easterlies , westerlies , sub-tropical highs , trade winds
sub-tropical highs , westerlies , trade winds , polar easterlies
trade winds , sub-tropical highs , westerlies , polar easterlies
trade winds , polar easterlies , westerlies , sub-tropical highs
ASSERTION (A) : Above 1000 meters altitudes most winds follow a geostrophic or near geostrophic course.
REASON (R) : The friction layer of the atmosphere extends to only about 1000 meters above the ground.
Both (A) are (R) are true and (R) is the correct explanation of (A).
Both (A) are (R) are true and (R) is not the correct explanation of (A).
(A) is true , but (R) is false.
(A) is false , but (R) is true.
A.
Both (A) are (R) are true and (R) is the correct explanation of (A).
Which one of the following isotherms for the average temperature of the warmest month is generally accepted as equator ward edge of the Tundra climate ?
2°C
10°C
5°C
15°C
ASSERTION (A) : The trade winds are predominantly easterly.
REASON (R) : An easterly wind blows from west to east.
Both (A) and (R) are true and (R) is the correct explanation of (A).
Both (A) and (R) are true and (R) is not the correct explanation of (A).
(A) is true, but (R) is false.
(A) is false , but (R) is true.
Which one of the following types of climate is appropriate for BWh in Koppen's World Climate classification ?
Subtropical Desert Climate
Subtropical Steppe Climate
Mid-latitude Desert Climate
Mid-latitude Steppe Climate
Which one of the following values of temperatures is correct for the average freezing point for seawater in Arctic and Antarctic seas ?
2°C
0°C
-2°C
-10°C
LIST I (Plate Name) |
LIST II (Direction of Movement) |
(a) Indo-Australian plate | (1) East |
(b) Cocos plate | (2) West |
(c) Pacific plate | (3) North |
(d) Nazca plate | (4) North-West |
a-3 , b-4 , c-1 , d-2
a-3 , b-4 , c-2 , d-1
a-3 , b-2 , c-1 , d-4
a-1 , b-2 , c-3 ,d-4
Which one of the following periods when the sea level around world , was as much as 130 meters lower than today ?
Holocene
Pleistocene
Miocene
Cambrian
ASSERTION (A) : The moon produces greater percentage of Earth's tides than the Sun.
REASON (R) : The Sun is closer to the Earth than the Moon.
Both (A) and (R) are true and (R) is the correct explanation of (A).
Both (A) and (R) are true but (R) is not the correct explanation of (A).
(A) is true , but (R) is false.
(A) is false , but (R) is true.