-
question_answer1)
Which of the following is not chemical weathering?
A)
Oxidation done
clear
B)
Hydrolysis done
clear
C)
Freezing done
clear
D)
Carbonization done
clear
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question_answer2)
Fog is a phenomenon indicating
A)
Low average temperature done
clear
B)
Normal lapse of temperature done
clear
C)
Inversion of temperature done
clear
D)
High average temperature done
clear
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question_answer3)
Which one of the following local winds is different from the other three?
A)
Khamsin done
clear
B)
Foehn done
clear
C)
Sirocco done
clear
D)
Mistral done
clear
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question_answer4)
Thunderstorms are associated with
A)
Cumulus clouds done
clear
B)
Cumulonimbus clouds done
clear
C)
Cirrus clouds done
clear
D)
Stratus clouds done
clear
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question_answer5)
A hot local wind blowing in Sahara desert is known as
A)
Haboob done
clear
B)
Karaburan done
clear
C)
Jooran done
clear
D)
Harmattan done
clear
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question_answer6)
Atmospheric layer which reflects radio weaves is called
A)
Exosphere done
clear
B)
Ionosphere done
clear
C)
Stratosphere done
clear
D)
Troposphere done
clear
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question_answer7)
The layer of the atmosphere which contains dust particles and water vapour is called
A)
Stratosphere done
clear
B)
Troposphere done
clear
C)
Ionosphere done
clear
D)
Mesosphere done
clear
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question_answer8)
Which of the following does not affect the distribution of insolation?
A)
Altitude done
clear
B)
Angle of sun's rays done
clear
C)
Length of the day done
clear
D)
Ocean currents done
clear
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question_answer9)
Tropopause separates
A)
Troposphere and ozonosphere done
clear
B)
Stratosphere and Troposphere done
clear
C)
Stratosphere and Ionosphere done
clear
D)
Troposphere and Ionosphere done
clear
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question_answer10)
In which form is atmospheric humidity expressed?
A)
Absolute humidity done
clear
B)
Specific humidity done
clear
C)
Relative humidity done
clear
D)
All of these done
clear
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question_answer11)
The process of water vapour changing to the liquid stat (water) is called
A)
Sublimation done
clear
B)
Transpiration done
clear
C)
Condensation done
clear
D)
Dew done
clear
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question_answer12)
Jet stream is westerlies in upper part of Troposphere.
A)
Fast blowing done
clear
B)
Ocean current done
clear
C)
Monsoon winds done
clear
D)
None of these done
clear
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question_answer13)
Tropical cyclones in Australia are called
A)
Willy willy done
clear
B)
Hurricanes done
clear
C)
Easterly waves done
clear
D)
Typhoons done
clear
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question_answer14)
A large body of air having fairly uniform temperature and humidity etc. is called
A)
a cyclone done
clear
B)
an anticyclone done
clear
C)
an air mass done
clear
D)
an air parcel done
clear
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question_answer15)
What is the most important element of climate?
A)
Rainfall done
clear
B)
Temperature done
clear
C)
Pressure done
clear
D)
Humidity done
clear
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question_answer16)
Which layer of atmosphere is vital for teller communications?
A)
Troposphere done
clear
B)
Thermosphere done
clear
C)
Stratosphere done
clear
D)
Ionosphere done
clear
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question_answer17)
The velocity of the winds is determined by
A)
pressure gradient done
clear
B)
pressure gradient and humidity done
clear
C)
coriollis effect done
clear
D)
pressure and earth's rotation done
clear
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question_answer18)
Roaring forties are the
A)
High velocity trade winds done
clear
B)
High velocity westerly winds done
clear
C)
High velocity polar winds done
clear
D)
High magnitude tidal waves due to high wind velocity done
clear
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question_answer19)
The mistral is experienced in
A)
Southern France done
clear
B)
Iran and Iraq done
clear
C)
California done
clear
D)
Northern Adriatic coast done
clear
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question_answer20)
The sky looks blue because of
A)
Selective absorption of radiation by atmosphere done
clear
B)
Selective scattering of radiation by atmosphere done
clear
C)
Reflection of blue colour of the oceans done
clear
D)
Absorption of blue light in the atmosphere done
clear
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question_answer21)
A cyclone is an area of
A)
low pressure surrounded by high pressure done
clear
B)
high pressure surrounded by low pressure done
clear
C)
air divergence done
clear
D)
air subsidence done
clear
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question_answer22)
When cyclone in northern hemisphere winds blow
A)
anticlockwise done
clear
B)
clockwise done
clear
C)
straight centre ward done
clear
D)
radially outward done
clear
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question_answer23)
When air temperature rises, relative humidity
A)
Increases done
clear
B)
decreases done
clear
C)
does not change done
clear
D)
may increase or decrease done
clear
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question_answer24)
Consider the following statements and select the correct answer from the codes given below:
Assertion [A]: The polar front theory states that masses of relatively, warm and cold air arc brought into contact. |
Reason [R]: These masses are known after their source regions. |
A)
Both A and R are correct and R is the correct explanation of A. done
clear
B)
Both A and R are correct, but R is not the correct explanation of A. done
clear
C)
A is true, but R is false. done
clear
D)
R is true, but A is false. done
clear
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question_answer25)
Which one of the following is correctly matched?
A)
Rossby waves - Jet stream done
clear
B)
El Nino - Strong monsoon done
clear
C)
Index cycle - Walker circulation done
clear
D)
Hadley cell - Mid-latitude cell done
clear
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question_answer26)
Which one of the following statements is true about tropopause?
A)
It is about 5 km thick layer. done
clear
B)
Its average height is about 10 km over the equator. done
clear
C)
There is no seasonal variation in its height. done
clear
D)
The temperature at its top is lowest over the equator and relatively higher over the poles. done
clear
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question_answer27)
In an Anticyclone
A)
Barometric pressure is high towards centre of the system. done
clear
B)
Winds blow in clockwise direction in southern hemisphere. done
clear
C)
Weather remains moist and sky is cloudy. done
clear
D)
Situation of calm prevails and weather changes rapidly. done
clear
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question_answer28)
The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is
A)
Troposphere, Stratosphere, Ionosphere, Mesosphere. done
clear
B)
Stratosphere, Troposphere, Ionosphere, Mesosphere. done
clear
C)
Troposphere, Stratosphere, Mesosphere, Ionosphere. done
clear
D)
Stratosphere, Troposphere, Mesosphere, Ionosphere. done
clear
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question_answer29)
Normally, the temperature decreases with the increase in height from the Earth's surface because
1. The atmosphere can be heated upwards only from the Earth's surface. |
2. There is more moisture in the upper atmosphere. |
3. The air is less dense in the upper atmosphere. |
Select the correct answer using the codes given below:
A)
1 only done
clear
B)
2 and 3 only done
clear
C)
1 and 3 only done
clear
D)
1, 2 and 3 done
clear
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question_answer30)
Consider the following atmospheric conditions with reference to Tropical cyclones.
1. High relative humidity. |
2. Warm oceanic temperature. |
3. Region King between the tropics of Cancer and Capricorn. |
Which of the above motivate the development of cyclone?
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
1 and 3 only done
clear
D)
1, 2 and 3 done
clear
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question_answer31)
Examine the following statements and select the correct answer using the codes given below:
1. The atmospheric air is never completely dry. |
2. Water vapour can occupy as much as 4 per cent of the atmospheric volume. |
3. Water vapour in the atmosphere is always invisible. |
A)
1 and 2 are correct done
clear
B)
2 and 3 are correct done
clear
C)
1 and 3 are correct done
clear
D)
1, 2 and 3 are correct done
clear
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question_answer32)
Consider the following statements and select the correct answer with the help of codes given below:
Assertion [A]: The work of wind as an agent of gradation is not as widespread as that of water. |
Reason [R]: It is effective only in the desert regions of the world where rainfall is scanty and soil particles are loose. |
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true, but R is not the correct explanation of A. done
clear
C)
A is true, but R is false. done
clear
D)
A is false, but R is true. done
clear
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question_answer33)
Consider the following statements and select the correct answer with the help of codes given below:
Assertion [A]: Hurricane cannot develop in the vicinity of equator. |
Reason [R]: Coriol is force is maximum over the equator. |
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true, but R is not correct explanation of A. done
clear
C)
A is true, but R is false. done
clear
D)
A is false, but R is true. done
clear
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question_answer34)
Match the following
List-I | List-II |
A. Plucking | 1. Wind |
B. Deflation | 2. Stream |
C. Abrasion | 3. Glacier |
D. Attrition | 4. Mutual friction of rock fragments |
A)
A-3 B-2 C-1 D-4 done
clear
B)
A-3 B-1 C-2 D-4 done
clear
C)
A-1 B-3 C-4 D-2 done
clear
D)
A-3 B-4 C-1 D-2 done
clear
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question_answer35)
Match the following:
List-I | List-II |
A. Temperature falls with height | 1. Ionosphere |
B. Reflects radio waves back to earth | 2. Stratosphere |
C. Contains most of the ozone | 3. Tropopause |
D. Fall in temperature slops | 4. Troposphere |
A)
A-4 B-2 C-1 D-3 done
clear
B)
A-3 B-2 C-4 D-1 done
clear
C)
A-4 B-1 C-2 D-3 done
clear
D)
A-4 B-3 C-1 D-2 done
clear
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question_answer36)
Match the following
List-I (Winds) | List-II (Place of occurrence) |
A. Santa Ana | 1. Argentina |
B. Chinook | 2. Alps |
C. Foehn | 3. Rockies |
D. Zonda | 4. California |
A)
A-4 B-3 C-2 D-1 done
clear
B)
A-2 B-1 C-4 D-3 done
clear
C)
A-4 B-2 C-3 D-1 done
clear
D)
A-3 B-4 C-2 D-1 done
clear
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question_answer37)
Which of the following are wrongly matched?
1. Typhoons | China Sea |
2. Cyclones | West Indies |
3. Hurricanes | Indian Ocean |
4. Tornadoes | Australia |
A)
1, 2 and 4 done
clear
B)
2, 3 and 4 done
clear
C)
2 and 4 done
clear
D)
3 and 4 done
clear
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question_answer38)
Match the following
List-I (Wind type) | List-II (Regions where they) |
A. Brick fielders | 1. N. California |
B. Sirocco | 2. Australia |
C. Bergs | 3. Mediterranean |
D. Northers | 4. Africa |
A)
A-2 B-3 C-1 D-4 done
clear
B)
A-2 B-3 C-4 D-1 done
clear
C)
A-3 B-1 C-2 D-4 done
clear
D)
A-2 B-1 C-3 D-4 done
clear
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question_answer39)
Which among the following phenomenas can occur when very warm and humid air is rising over a mass of a very cold air?
1. Calm weather |
2. Snowfall |
3. Storms and cyclonic storms |
4. Intense rain and hail |
Select the correct answer using the codes given below
A)
1 and 2 done
clear
B)
2 and 3 done
clear
C)
3 and 4 done
clear
D)
1 and 4 done
clear
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question_answer40)
Consider the following statements
1. Ozone is mostly found in the stratosphere |
2. Ozone layer lies 25 to 30 km above the surface of the Earth |
3. Ozone absorbs ultraviolet radiation from the Sun. |
4. Ozone layer has no significance for life on the Earth |
Which of the statements given above is/are correct?
A)
1 and 2 done
clear
B)
1 and 3 done
clear
C)
1, 2 and 3 done
clear
D)
3 and 4 done
clear
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question_answer41)
Which of the following statement regarding ozone layer within the atmosphere is/are correct?
1. It absorbs most of the Ultraviolet radiation found the Sun's rays. |
2. Chlorofluorocarbons are serious threat to the ozone layer. |
Select the correct answer using the codes given below
A)
Only 1 done
clear
B)
Only 2 done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
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question_answer42)
Consider the following statements:
1. Half the water vapour in the air in atmosphere the below an altitude of 1000 m. |
2. The amount of perceptible water in the atmosphere increases from the equator to the poles. |
Which of the statements given above is/are correct?
A)
Only 1 done
clear
B)
Only 2 done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
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question_answer43)
Which of the following statements characterize the anticyclones?
1. Anticyclones are low pressure systems. |
2. They are characterized by divergent wind circulation |
3. They are indicative of dry weather conditions. |
Select the correct answer using the code given below?
A)
2 and 3 only done
clear
B)
1 and 3 only done
clear
C)
1, 2 and 3 done
clear
D)
1 only done
clear
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question_answer44)
DIRECTIONS: Consider the following statements and select the correct answer with the help of codes given below:
Assertion [A]: Most of the weather changes are confined to troposphere. |
Reason [R]: Most of the atmospheric mass is contained in this layer |
A)
Both A and R are true and R Explains A done
clear
B)
Both A and R are true but R does not explain done
clear
C)
A is true but R is false done
clear
D)
A is false but R is true done
clear
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question_answer45)
The clouds of the highest altitude are
A)
Altocumulus done
clear
B)
Altostratus done
clear
C)
Cumulus done
clear
D)
Cirrostratus done
clear
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question_answer46)
The temperature increase is more marked in northern Pacific Ocean as an influence of Kuroshivo current in
A)
Summer done
clear
B)
Winter done
clear
C)
Autumn done
clear
D)
Spring done
clear
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question_answer47)
Which one of the following is not related to production of precipitation?
A)
Diabatic process done
clear
B)
Adiabatic process done
clear
C)
Ascent of Air done
clear
D)
Convergence of air done
clear
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question_answer48)
Doldrum is characterized by
A)
Uniform high pressure done
clear
B)
Uniform low pressure done
clear
C)
High wind velocity done
clear
D)
High humidity done
clear
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question_answer49)
The Burans arc the
A)
Cold local winds in Mediterranean region done
clear
B)
Local hot winds in California done
clear
C)
Local cold winds of Siberia done
clear
D)
Local hot winds of Western Australia done
clear
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question_answer50)
Which one among the following is the idealised global pattern of surface wind from the Equator to Pole?
A)
Doldrum-Westerlies-Trade Wind-Easterlies done
clear
B)
Easterlies-Wester lies-Trade Wind-Easterlies done
clear
C)
Doldrum-Trade wind-Westerlies-Easterlies done
clear
D)
Westerlies-Trade Wind-Doldnuu-Eastcrlics done
clear
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question_answer51)
Consider the following statements
1. A hurricane acquires its spin from the Coriolis Effect. |
2. The diameter of the hurricane decreases as it moves away from low lalitudes. |
3. The diameter of a hurricane is never below 150 km. |
Which of the statements given above is/are correct?
A)
Only 1 done
clear
B)
2 and 3 done
clear
C)
1 and 3 done
clear
D)
All of these done
clear
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question_answer52)
Consider the following statements in respect of temperate cyclones:
1. They rise in the belt of trade winds. |
2. They move from west to east. |
Which of the statements given above is/are correct?
A)
Only 1 done
clear
B)
Only 2 done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
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question_answer53)
Consider the following statements:
1. All cyclones develop an eye at the centre. |
2. The temperature inside the eye is nearly \[{{10}^{o}}C\] lesser than that of the surroundings. |
Which of the statements given above is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
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question_answer54)
Consider the following statements:
1. The approach of a cyclone is characterised by a rise in baromenic reading. |
2. In the cyclones of the Northern hemisphere, the winds circulate in anticlockwise direction. |
Which of the statements given above is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
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question_answer55)
Which of the following statements are correct?
1. In a cyclone the area of low pressure is at the centre surrounded by the areas of high pressure |
2. In a cyclone the areas of low pressure surround the area of high pressure |
3. In an anti-cyclone the area of high pressure is surrounded by the areas of low pressure |
4. In an anti-cyclone the area of low pressure is surrounded by the areas of high pressure |
Select the correct answer using the code given below:
A)
1 and 2 done
clear
B)
1 and 3 done
clear
C)
1 and 4 done
clear
D)
2 and 4 done
clear
View Solution play_arrow
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question_answer56)
Which one of the following statements about the atmosphere is correct? [CDS 2016-11]
A)
The atmosphere has definite upper limits but gradually thins until it becomes imperceptible. done
clear
B)
The atmosphere has no definite upper limits but gradually thins until it becomes imperceptible. done
clear
C)
The atmosphere has definite upper limits but gradually thickens until it becomes imperceptible. done
clear
D)
The atmosphere has no definite upper limits but gradually thickens until it becomes imperceptible. done
clear
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question_answer57)
Which one of the following statements is correct? [CDS 2016-II]
A)
Cold fronts move al slower rate than warm fronts and therefore cannot overtake the warm fronts. done
clear
B)
Cold fronts normally move faster than warm fronts and therefore frequently overtake the warm fronts. done
clear
C)
Cold fronts move at slower rate, and eventually they are overtaken by the warm fronts. done
clear
D)
Cold fronts move faster than warm fronts but they cannot overtake the warm fronts. done
clear
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question_answer58)
Which one of the following diagrams shows the direction and duration of wind [NDA 2008-I]
A)
Cartogram done
clear
B)
Climogram done
clear
C)
Ergo graph done
clear
D)
Star diagram done
clear
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question_answer59)
For which one of the following is planimeter used? [NDA 2008-II]
A)
To know the surface area on a map done
clear
B)
To know the distance on a map done
clear
C)
To know the direction on a map done
clear
D)
To know the height of places on a map done
clear
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question_answer60)
Mist is a result of which one of the following [NDA 2008-II]
A)
Condensation done
clear
B)
Evaporation done
clear
C)
Sublimation done
clear
D)
Saturation done
clear
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question_answer61)
Because of which one of the following factors, clouds do not precipitate in deserts'. [NDA 2009-II]
A)
Low pressure done
clear
B)
Low humidity done
clear
C)
High wind velocity done
clear
D)
High temperature done
clear
View Solution play_arrow
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question_answer62)
Which one of the following zones of the atmosphere is rich in ozone gas? [NDA 2009-I]
A)
Mesosphere done
clear
B)
Troposphere done
clear
C)
Stratosphere done
clear
D)
Ionosphere done
clear
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question_answer63)
If the earth did not have an atmosphere, temperature extremes between day and night would [NDA 2010-I]
A)
increase done
clear
B)
decrease done
clear
C)
stay the same done
clear
D)
fluctuate rapidly done
clear
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question_answer64)
Consider the following statements
1. A hurricane acquires its spin from the Coriolis Effect. |
2. The diameter of the hurricane decreases as it moves away from low latitudes. |
3. The diameter of a hurricane is never below 150 km. |
Which of the statements given above is/are correct? INDA2010-II]
A)
Only 1 done
clear
B)
2 and 3 done
clear
C)
1 and 3 done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer65)
Which one of the following is the correct sequence of increasing velocity of wind? [2010-II]
A)
Light breeze-Fresh breeze-Gale-Hurricane done
clear
B)
Fresh breeze-Light breeze-Hurricane-Gale done
clear
C)
Light breeze-Gale-Fresh breeze-Hurricane done
clear
D)
Hurricane-Light breeze-Gale-Fresh breeze done
clear
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question_answer66)
DIRECTIONS: The following questions consist of two statements, Statement I and Statement II, you are to examine these two statements carefully and select the answers to these questions using the code given below. [NDA 2017-II]
Statement I Wind is deflected to the right in Northern Hemisphere and to the left in Southern hemisphere from its normal course. |
Statement II Earth rotates from West-to-East. |
A)
Both the statements are individually true and Statement II is the correct explanation of Statement I done
clear
B)
Both the statements are individually true, but Statement II is not the correct explanation of Statement I done
clear
C)
Statement I is true, but Statement II is false done
clear
D)
Statement I is false, but Statement II is true done
clear
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question_answer67)
Most of the communication satellites today are placed in a geostationary orbit. In order to stay over the same spot on the Earth, a geostationary satellite has to be directly above the [NDA 2017-I]
A)
Tropic of Cancer done
clear
B)
Either North or South Pole done
clear
C)
Equator done
clear
D)
Tropic of Capricorn done
clear
View Solution play_arrow
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question_answer68)
Wind is often found to blow in a hot summer day due to [NDA 2011-I]
A)
conduction of heat between air and soil on the Earth done
clear
B)
radiation from die soil done
clear
C)
convection current of air done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer69)
The angular speed of a whirlwind in a Tornado towards the centre [NDA 2017-I]
A)
decreases rapidly done
clear
B)
increases done
clear
C)
remains constant done
clear
D)
slowly becomes zero done
clear
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question_answer70)
Match the following [NDA2017-II]
List-I | List-II |
(Local wind) | (Area of Prevalence) |
A. | Chinook | 1 | North African desert |
B. | Foehn | 2 | Rocky mountain slopes of the USA |
C. | Sirocco | 3 | Northern slopes of Alps |
D. | Mistral | 4 | Sourthern slopes of Alps |
A)
A-2 B-3 C-1 D-4 done
clear
B)
A-2 B-1 C-3 D-4 done
clear
C)
A-4 B-1 C-3 D-2 done
clear
D)
A-4 B-3 C-1 D-2 done
clear
View Solution play_arrow
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question_answer71)
Horse latitudes lie within the atmospheric pressure belts of [2011-II]
A)
Polar high done
clear
B)
Equatorial low done
clear
C)
Sub-tropical high done
clear
D)
Sub-polar low done
clear
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question_answer72)
DIRECTION: The foil owing quest ion consist of two statements Statement I and Statement II. You are to examine these two, statements carefully and select the answers to these questions using the code given below [CDS 2017-II]
Statement I Anticyclone, which is a high pressure wind system, does not bring about significant change in weather condition. |
Statement II The outward movement of wind from the high pressure centre keeps limited scope for weather disturbance. |
A)
Both the statements are individually true and Statement II is the coned explanation of Statement I done
clear
B)
Both the statements are individually true, but Statement II is not the correct explanation of Statement II done
clear
C)
Statement I is true, but Statement II is false done
clear
D)
Statement I is false, but Statement II is true done
clear
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question_answer73)
DIRECTION: The foil owing quest ion consist of two statements Statement I and Statement II. You are to examine these two, statements carefully and select the answers to these questions using the code given below [CDS 2017-II]
Statement I: Ozone is a tri-atomic molecule of oxygen. |
Statement II: Ozone is concentrated mainly in stratosphere. |
A)
Both the statements are individually true and Statement II is the coned explanation of Statement I done
clear
B)
Both the statements are individually true, but Statement II is not the correct explanation of Statement II done
clear
C)
Statement I is true, but Statement II is false done
clear
D)
Statement I is false, but Statement II is true done
clear
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question_answer74)
Which one among the following is a source of methane emission into the atmosphere? [CDS 2017]
A)
Automobile exhaust fume done
clear
B)
Industrial chimney done
clear
C)
Mining done
clear
D)
Wetland done
clear
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question_answer75)
Logically, what does a continually rising air pressure indicate [CDS 2017]
A)
Advent of unsettled and cloudy weather done
clear
B)
Advent of a cyclone done
clear
C)
Fine and settled weather done
clear
D)
Fire and unsettled weather done
clear
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question_answer76)
In absorption of insolation, the most significant part is played by [CDS 2017-II]
A)
carbon dioxide done
clear
B)
ozone done
clear
C)
oxygen done
clear
D)
haze done
clear
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question_answer77)
Which one among the following statements regarding Chinook winds is not correct? [CDS 2017-II]
A)
These are local winds done
clear
B)
The descend along the Eastern slopes of the rocky mountain in mid-latitudes done
clear
C)
They bring lots of rain with them done
clear
D)
They benefit agriculture done
clear
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question_answer78)
There are three distinct characters of temperature stratification of atmosphere around the Earth. Which one among the following is the correct arrangement of the layers (from the Earth's surface upwards? [CDS 2017-II]
A)
Thermosphere - Stratosphere -Troposphere done
clear
B)
Troposphere - Thermosphere - Stratosphere done
clear
C)
Troposphere - Stratosphere - Thermosphere done
clear
D)
Thermosphere- Troposphere - Stratosphere done
clear
View Solution play_arrow
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question_answer79)
Ozone holes are more pronounced at the [NDA 2017-I]
A)
Equator done
clear
B)
Tropic of Cancer done
clear
C)
Tropic of Capricorn done
clear
D)
Poles done
clear
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question_answer80)
The planetary winds that blow from the sub-tropical high pressure belts to the equator are known as [NDA 2017-I]
A)
westerly done
clear
B)
doldrums done
clear
C)
polar winds done
clear
D)
trade winds done
clear
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question_answer81)
Which of the following gases in the atmosphere is/are responsible for acid rains? [NDA 2017-I]
1. Oxides of sulphur |
2. Oxides of nitrogen |
3. Oxides of carbon |
Select the correct answer using the codes given below
A)
1 and 2 done
clear
B)
1 and 3 done
clear
C)
Only 2 done
clear
D)
1, 2 and 3 done
clear
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question_answer82)
Mid-latitude cyclones [NDA 2017-1]
A)
usually move across North-America from East to West done
clear
B)
are generally found only over the ocean done
clear
C)
generally bring clear skis and little precipitation done
clear
D)
are formed in regions of strong temperature contrasts done
clear
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question_answer83)
The humidity of air measured in percentage is called [NDA 2017-I]
A)
absolute humidity done
clear
B)
specific humidity done
clear
C)
relative humidity done
clear
D)
all of these done
clear
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question_answer84)
Collision-Coalescence process of precipitation is applicable to [NDA 2014-II]
A)
clouds which extend beyond freezing level done
clear
B)
those clouds which do not extend beyond the freeing level done
clear
C)
all types of clouds done
clear
D)
cumulonimbus cloud done
clear
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question_answer85)
Ozone layer of the Earth's atmosphere is important for living organisms because it [NDA 2015-I]
A)
prevents entry of ultra -violet rays done
clear
B)
prevents entry of X-rays done
clear
C)
maintains level of oxygen on Earth done
clear
D)
prevents acid rain on Earth done
clear
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question_answer86)
Which one of the following statements regarding water cycle is correct? [NDA 2015-I]
A)
Transpiration by plants docs contribute to cloud formation. done
clear
B)
Only evaporation of surface water of rivers and oceans is responsible for cloud formation. done
clear
C)
Rainfall docs not contribute in maintenance of underground water table. done
clear
D)
Underground water may also be connected to surface water. done
clear
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question_answer87)
The horizontal wind circulation near the Earth's surface is due to the [NDA 2015-I]
1. pressure gradient. |
2. frictional force. |
3. coriolis force. |
Select the correct answer using the code give below:
A)
1 only done
clear
B)
2 and 3 only done
clear
C)
1 and 3 only done
clear
D)
1, 2 and 3 done
clear
View Solution play_arrow
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question_answer88)
Which one of I he following gases is found in highest quantity in Exosphere? [NDA/NA 2015-II]
A)
Hydrogen done
clear
B)
Helium done
clear
C)
Nitrogen done
clear
D)
Oxygen done
clear
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question_answer89)
Which one of the following pairs of properties of typical air masses is correct? [NDA/NA 2015-II]
A)
B)
C)
D)
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question_answer90)
DIRECTIONS: The following question consist of two statements. Statement I and Statement II. You are to examine these two statements carefully and select the answers to this question using the code given the low: [NDA/NA 2014-I]
Statement I: The decrease of air temperature with increasing altitudes in the atmosphere is called the vertical temperature gradient. |
Statement II: In Troposphere, air temperature decreases with increasing altitude due to radiation from the Earth. |
A)
Both the statements are individually true and Statement II is the correct explanation of Statement I done
clear
B)
Both the statements are individually true but Statement II is not the correct explanation of Statement I done
clear
C)
Statement I is true but Statement II is false done
clear
D)
Statement I is false but Statement II is true done
clear
View Solution play_arrow
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question_answer91)
Consider the following surface wins: [NDA/NA 2014-I]
1. Doldrums |
2. Trade winds |
3. Westerlies |
4. Polar winds |
Which one among the following is the idealized global pattern of these winds from the Equator to the Pole'.
A)
1, 2, 3, 4 done
clear
B)
1, 3, 2, 4 done
clear
C)
2, 1, 4, 3 done
clear
D)
3, 1, 2, 4 done
clear
View Solution play_arrow
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question_answer92)
Which of the following statements is/are correct? [NDA/NA 2014-II]
1. The tropical cyclones of China Sea are called typhoons. |
2. The tropical cyclones of the West Indies are called tornadoes. |
3. The tropical cyclones of Australia are called Willy willies. |
4. Formation of an anticyclone results in stormy weather condition. |
Select the correct answer using the code given below.
A)
1, 2, 3 and 4 done
clear
B)
1, 2 and 4 only done
clear
C)
1 and 3 only done
clear
D)
3 only done
clear
View Solution play_arrow
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question_answer93)
Match List-I with List-II and select the correct answer using the code given below the Lists: [NDA/NA 2014-II]
List-I (Geographical feature) | List-II (Type of geographic process) |
A. Cirque | 1. Erosional feature of wind |
B. Yardang | 2. Depositional feature of glacier |
C. Barkhan | 3. Depositional feature of wind |
D. Drumlin | 4. Erosional feature of glacier |
A)
A-4 B-2 C-3 D-1 done
clear
B)
A-4 B-1 C-3 D-2 done
clear
C)
A-2 B-3 C-1 D-4 done
clear
D)
A-2 B-1 C-3 D-4 done
clear
View Solution play_arrow
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question_answer94)
A topographical map with scale 1 : 50000 indicates 1 cm to [NDA/NA 2014-II]
A)
50 km done
clear
B)
500 km done
clear
C)
50 km done
clear
D)
5 km done
clear
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question_answer95)
Which of the following sequences is correct for rainfall? [NDA/NA 2014-II]
A)
Slow ascent of air\[\to \]slow condensation \[\to \] heavy downpour done
clear
B)
Rapid ascent of air\[\to \]large raindrops\[\to \]heavy downpour done
clear
C)
Pressure decreased\[\to \]air compressed\[\to \]heavy downpour done
clear
D)
Descent of air\[\to \,\,\text{air}\]warmed\[\to \]heavy downpour done
clear
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question_answer96)
It is known that the atmosphere is divided into some layers. In which one among the following layers, is the percentage composition of Helium gas maximum? [NDA/NA 2013-II]
A)
Troposphere done
clear
B)
Stratosphere done
clear
C)
Exosphere done
clear
D)
Ionosphere done
clear
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question_answer97)
Which of the following statements about tornadoes are correct? [NDA/NA 2017-II]
Tornadoes usually spin |
1. anticlockwise in the northern hemisphere. |
2. clockwise in me southern hemisphere. |
3. clockwise in the northern hemisphere. |
4. anticlockwise in the southern hemisphere. |
Select the correct answer using the code given below:
A)
1 and 3 done
clear
B)
1 and 2 done
clear
C)
2 and 4 done
clear
D)
2 and 3 done
clear
View Solution play_arrow
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question_answer98)
Which of the following statements is/are correct? [NDA/NA 2013-I]
1. Air close to the Earth's surface is heavier |
2. Air close to the Earth's surface contains large quantity of water vapour and dust particles. |
Select the correct answer using the code given below:
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
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question_answer99)
Which one among the following is not a factor that affects direction of wind? [NDA/NA 2013-II]
A)
Pressure gradient done
clear
B)
Friction done
clear
C)
Magnetism done
clear
D)
Coriolis effect done
clear
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question_answer100)
Which layer of atmosphere is responsible for Auroral Boreahs? [UP-PCS 2011]
A)
Troposphere done
clear
B)
Thermosphere done
clear
C)
Ionosphere done
clear
D)
Exosphere done
clear
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question_answer101)
Air Pressure is lowest in [UP-PCS 2015]
A)
Winter Season done
clear
B)
Spring done
clear
C)
Autumn Season done
clear
D)
Summer season done
clear
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question_answer102)
Which of the following scales is used to measure the damage by a hurricane?[UP PCS (M) 2016]
A)
Saffir-Simpson Scale done
clear
B)
Mercalli Scale done
clear
C)
Fujita Scale done
clear
D)
Richter Scale done
clear
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question_answer103)
Consider the following sentences in context of Cyclone 'Vardah'.
1. It was a Tropical cyclone which passed over the northern part of the Indian Ocean. |
2. The name 'Vardair given by Myanmar. |
3. Cyclone Vardah made landfall in Tamil Nadu and coastal Andhra Pradesh. |
Which of the above sentence(s) is/are true?
A)
1 and 3 done
clear
B)
1 and 2 done
clear
C)
2 and 3 done
clear
D)
1, 2 and 3 done
clear
View Solution play_arrow
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question_answer104)
Which one of the following represents a source of atmospheric energy? [UGC (Geog) 2016]
A)
Infrared radiation emitted downward from clouds done
clear
B)
Visible radiation scattered upward into the space done
clear
C)
Latent heat released done
clear
D)
Albedo of the earth and the atmosphere done
clear
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question_answer105)
Which one of the following processes is important for the formation of lightning in a developing cloud? [UGC (Geog) 2016]
A)
Absorption of solar cosmic rays done
clear
B)
Small lapse rate done
clear
C)
Strong vertical air currents done
clear
D)
Heavy rainfall done
clear
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question_answer106)
Which of the following pairs is not correctly matched? [MP-PSC 2017]
A)
Canyon - River done
clear
B)
Zeugen - Wind done
clear
C)
Inselberg - Glacier done
clear
D)
Moraine - Glacier done
clear
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question_answer107)
The cyclonic storm occurring over the Caribbean Sea is 3 known as-
A)
Typhoon done
clear
B)
Willy-Willy done
clear
C)
Hurricane done
clear
D)
Cyclone done
clear
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question_answer108)
A band of wind called 'Jet Stream' is found in- [UGC-II (Geog) 2016]
A)
Lower Troposphere done
clear
B)
Middle Troposphere done
clear
C)
Upper Troposphere done
clear
D)
Whole Troposphere done
clear
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question_answer109)
In which of the following areas, the main centre of 'Hurricane Mathew' that occurred in Caribbean Sea in the 1st week of October, 2016 was located? [UGC-II (Geog) 2016]
A)
Florida done
clear
B)
Georgia done
clear
C)
South Carolina done
clear
D)
South-West Haitti done
clear
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question_answer110)
Which is the lowest layer of the Atmosphere? [UK-PSC 2016]
A)
Stratosphere done
clear
B)
Ozonosphere done
clear
C)
Ionosphere done
clear
D)
Troposphere done
clear
View Solution play_arrow
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question_answer111)
Clouds are me result of- [UK-PSC 2016]
A)
Evaporation done
clear
B)
Normal temperature lapse rate done
clear
C)
Catabatic lapse rate done
clear
D)
Condensation done
clear
View Solution play_arrow
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question_answer112)
Which of the following statements is true about insolation? [UK-PSC 2016]
A)
Earth's surface receives its energy as short wave electromagnetic radiation done
clear
B)
On an average earth receives 1.94 calories per sq. cm per minute at the top of the atmosphere done
clear
C)
Total insolation received at the equator is 400% more than at poles. done
clear
D)
All of the above done
clear
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question_answer113)
Land masses arc heated and cooled much faster than water bodies. Which of the following statements justifies it?
I. Land gets heated by conduction. |
II. Water has a higher specific heat. |
III. Only the surface layer of water is heated. |
IV. Water gets heated by convection. |
A)
I, II and III done
clear
B)
II and III done
clear
C)
I and IV done
clear
D)
II and IV done
clear
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question_answer114)
Thunder cloud develops due to-
A)
High temperature done
clear
B)
High humidity done
clear
C)
Both a and b done
clear
D)
Westerlies done
clear
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question_answer115)
Which of the following pairs is incorrectly matched?
A)
High Clouds - 10000 to 15000 meters above sea level done
clear
B)
Cirrus-Wispy, fibrous - Looking cloud which indicates fair weather done
clear
C)
Cirrocumulus - A thin cloud, often globular and rippled done
clear
D)
Cirrostratus - Thin white sheet type which gives the sun and moon their haloes done
clear
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question_answer116)
Due to .................. the stars seem to be higher in the sky than they actually are.
A)
Atmospheric refraction done
clear
B)
Scattering of light done
clear
C)
Tyndall Effect done
clear
D)
Atmospheric reflection done
clear
View Solution play_arrow