#1. Which of the following is not chemical weathering?

Oxidation

Hydrolysis

Freezing

Carbonization

#2. Fog is a phenomenon indicating

Low average temperature

Normal lapse of temperature

Inversion of temperature

High average temperature

#3. Which one of the following local winds is different from the other three?

Khamsin

Foehn

Sirocco

Mistral

#4. Thunderstorms are associated with

Cumulus clouds

Cumulonimbus clouds

Cirrus clouds

Stratus clouds

#5. A hot local wind blowing in sahara desert is known as

Haboob

Karaburan

Jooran

Harmattan

#6. Atmospheric layer which reflects radio waves is called

Exosphere

Ionosphere

Stratosphere

Troposphere

#7. The layer of the atmosphere which contains dust particles and water vapour is called

Stratosphere

Troposphere

Ionosphere

Mesosphere

#8. Which of the following does not affect the distribution of insolation?

Altitude

Angle of sun’s rays

Length of the day

Ocean currents

#9. Tropopause separates

Troposphere and ozonosphere

Stratosphere and Troposphere

Stratosphere and Ionosphere

Troposphere and Ionosphere

#10. In which form is atmospheric humidity expressed?

Absolute humidity

Specific humidity

Relative humidity

All of these

#11. The process of water vapour changing to the liquid state (water) is called

Sublimation

Transpiration

Condensation

Dew

#12. Jet stream is westerlies in upper part of Troposphere.

Fast blowing

Ocean current

Monsoon winds

None of these

#13. Tropical cyclones in Australia are called

Willy willy

Hurricanes

Easterly waves

Typhoons

#14. A large body of air having fairly uniform temperature and humidity etc. is called

a cyclone

an anticyclone

an air mass

an air parcel

#15. What is the most important element of climate ?

Rainfall

Temperature

Pressure

Humidity

#16. Which layer of atmosphere is vital for telercommnications?

Troposphere

Thermosphere

Stratosphere

Ionosphere

#17. The velocity of the winds is determined by

pressure gradient

pressure gradient and humidity

coriollis effect

pressure and earth’s rotation

#18. Roaring forties are the

High velocity trade winds

High velocity westerly winds

High velocity polar winds

High mangitude tidal waves due to high wind velocity

#19. The mistral is experienced in

Southern France

Iran and Iraq

California

Northern Adriatic coast

#20. The sky looks blue because of

Selective absorption of radiation by atmosphere

Selective scattering of radiation by atmosphere

Reflection of blue colour of the oceans

Absorption of blue light in the atmosphere

#21. A cyclone is an area of

low pressure surrounded by high pressure

high pressure surrounded by low pressure

air divergence

air subsidence

#22. In a cyclone in northern hemisphere winds blow

anticlockwise

clockwise

straight centreward

radially outward

#23. When air temperature rises, relative humidity

increases

decreases

does not change

may increase or decrease

#24. Consider the following statements and select the correct answer from the codes given below:
Asserton (A): The polar front theory states that masses of relatively warm and cold air are brought into contact.
Reason (R): These masses are known as their Source regions.
Codes:

Both A and R are correct and R is the correct explanation of A.

Both A and R are correct, but R is not the correct explanation of A.

A is true, but R is false.

R is true, but A is false.

#25. Which one of the following is correctly matched?

Rossby waves — Jet stream

El Nino — Strong monsoon

Index cycle — Walker circulation

Hadley cell — Mid-latitude cell

#26. Which one of the following statements is true about tropopause?

It is about 5 km thick layer.

Its average height is about 10 km over the equator.

There is no seasonal variation in its height.

The temperature at its top is lowest over the equator and relatively higher over the poles

#27. In an Anticyclone

Barometric pressure is high towards centre of the system.

Winds blow in clockwise direction in southern hemisphere.

Weather remains moist and sky is cloudy.

Situation of calm prevails and weather changes rapidly.

#28. The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is

Troposphere, Stratosphere, Ionosphere, Mesosphere.

Stratosphere, Troposphere, Ionosphere, Mesosphere.

Troposphere, Stratosphere, Mesosphere, Ionosphere.

Stratosphere, Troposphere, Mesosphere, Ionosphere.

#29. Normally, the temperature decreases with the increase in height from the Earth’s surface because
1. The atmosphere can be heated upwards only trom 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.

1 only

2 and 3 only

1 and 3 only

1, 2 and 3

#30. Consider the following atmospheric conditions with reference to Tropical cyclones.
1. High relative humidity.
2. Warm oceanic temperature.
3. Region lying between the tropics of cancer and Capricorn.
Which of the above motivate the development of cyclones?

1 and 2 only

2 and 3 only

1 and 3 only

1, 2 and 3

#31. Examine the following statements and select the correct answer using the codes given below:
1.The atmospheric air is never completely dry,.
2. Water vapor can occupy as much as 4 percent of the atmospheric volume.
3. Water vapor in the atmosphere is always invisible.
Codes:

1 and 2 are correct

2 and 3 are correct

1 and 3 are correct

1, 2 and 3 are correct

#32. 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.

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.

#33. Consider the following statements and select the correct answer with the help of codes given below:
Assertion (A): Hurricanes cannot develop in the vicinity of the equator
Reason (R): Coriolis force is maximum over the equator.

Both (A) and (R) are true and (R) is the correct explanation of A.

Both (A) and (R) are true, but (R) is not correct explanation of A.

(A) is true, but (R) is false.

(A) is false, but (R) is true.

#34. 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
Codes : A B C D

3 2 1 4

3 1 2 4

1 3 4 2

3 4 1 2

#35. Match the following:
List I — List II
A. Temperature falls with height — 1. Ionosphere
B. Reflects radio — 2. Stratosphere waves back to earth
C. Contains most Of the ozone — 3. Tropopause
D. Fall in temperature stops — 4. Troposphere
Codes : A B C D

4 2 1 3

3 2 4 1

4 1 2 3

4 3 1 2

#36. Match the following
List I (Winds) — List II (Place of occurence)
A. Santa Ana — 1. Argentina
B. Chinook — 2. Alps
C. Foehn — 3. Rockies
D. Zonda — 4. California
Codes : A B C D

4 3 2 1

2 1 4 3

4 2 3 1

3 4 2 1

#37. Which of the following are wrongly matched?
I. Typhoons — China Sea
2. Cyclones — West Indies
3. Hurricanes — Indian Ocean
4. Tornadoes A — ustralia
Codes : A B C D

1, 2 and 4

2, 3 and 4

2 and 4

3 and 4

#38. Match the following
List I (Wind types) — List II (Regions where they occur)
A. Brick fielders — 1. N. California
B. Sirocco — 2. Australia
C. Bergs — 3. Mediterranean
D. Northers — 4. Africa
Codes : A B C D

2 3 1 4

2 3 4 1

3 1 2 4

2 1 3 4

#39. 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

1 and 2

2 and 3

3 and 4

1 and 4

#40. Consider the following statements
1. Ozone is mostly found in the stratosphere
2. The 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?

1 and 2

1 and 3

1, 2 and 3

3 and 4

#41. Which of the following statement regarding ozone layer within the atmosphere is/are correct?
1. It absorbs most of the Ultraviolet radiation found in the Sun’s rays.
2. Chlorofluorocarbons are a serious threat to the ozone layer.
Select the correct answer using the codes given below

Only 1

Only 2

Both 1 and 2

Neither 1 nor 2

#42. Consider the following statements :
1. Half Water vapour the air in the atmosphere lies below an altitude Of 1000 m.
2. The amount of precipitable water in the atmosphere increases from the equator to the poles.
Which Of the statements given above

Only 1

Only 2

Both 1 and 2

Neither 1 nor 2

#43. 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?

2 and 3 only

1 and 3 only

1, 2 and 3

1 only

#44. 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 the troposphere
Reason (R) : Most of the atmospheric mass is contained in this layer.

Both A and R are true and R Explains A

Both A and R are true but R does not explain A

A is true but R is false

A is false but R is true

#45. The clouds of the highest altitude are

Altocumulus

Altostratus

Cumulus

Cirrostratus

#46. The temperature increase is more marked in northern Pacific Ocean as an influence of Kuroshivo current in

Summer

Winter

Autumn

Spring

#47. Which one of the following is not related to production of precipitation?

Diabatic process

Adiabatic process

Ascent of Air

Convergence of air

#48. Doldrum is characterized by

Uniform high pressure

Uniform low pressure

High wind velocity

High humidity

#49. The Burans are the

Cold local winds in mediterranean region

Local hot winds in California

Local cold winds of Siberia

Local hot winds of western Australia

#50. Which one among the following is the idealised global pattern of surface wind from the Equator to Pole ?

Doldrum-Westerlies-Trade Wind-Easterlies

Easterlies-Westerlies-Trade Wind-Easterlies

Doldrum-Trade wind-Westerlies-Easterlies

Westerlies-Trade Wind-Doldrum-Easterlies

#51. Consider the following statements
1. A hurricane acquires its spin trom the cori01iS erect.
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?

Only 1

2 and 3

1 and 3

All of these

#52. 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?

Only 1

Only 2

Both 1 and 2

Neither 1 nor 2

#53. Consider the following statements:
1. All cyclones develop an eye at the center.
2. The temperature inside the eye is nearly 100 C less than that of the surroundings.
Which of the statements given above is}are correct?

1 only

2 only

Both 1 and 2

Neither 1 nor 2

#54. Consider the following statements:
1. The approach of a cyclone is characterised by a rise in barometric reading.
2. In me cyclones ot the Nonnern htmlspanner. They circulate In anticlockwise direction.
Which Of the statements given above i9are correct?

1 only

2 only

Both1 and 2

Neither 1 nor 2

#55. Which of the following statements are correct?
1. In a cyclone, the area Of low pressure iS at the center surrounded by the areas Of high
2. In a cyclone, the areas Of pressure surround the area Of high pressure
3. In an anticyclone, the area Of high pressure is surrounded by the areas Of low pressure
4. In an anticyclone, the area of low pressure is surrounded by the areas of high pressure
Select the correct answer using the code given below:

1 and 2

1and 3

1 and 4

2 and 4

#56. Which one of the following statements about the atmosphere is correct?

The atmosphere has definite upper limits but gradually thins until it becomes imperceptible.

The atmosphere has no definite upper limits but gradually thins until it becomes imperceptible.

The atmosphere has definite upper limits but gradually thickens until it becomes imperceptible.

The atmosphere has no definite upper limits but gradually thickens until it becomes imperceptible

#57. Which one of the following statements is correct?

Cold fronts move at slower rate than warm fronts and therefore cannot overtake the warm fronts.

Cold fronts normally move faster than warm fronts and therefore frequently overtake the warm fronts

Cold fronts move at slower rate, and eventually they are overtaken by the warm fronts.

Cold fronts move faster than warm fronts but they cannot overtake the warm fronts.

#58. Which one of the following diagrams shows the direction and duration of wind?

Cartogram

Climogram

Ergograph

Star diagram

#59. For which one of the following is planimeter used?

To know the surface area on a map

To know the distance on a map

To know the direction on a map

To know the height of places on a map

#60. Mist is a result of which one of the following

Condensation

Evaporation

Sublimation

Saturation

#61. Because of which one of the following factors, clouds do not precipitate in deserts?

Low pressure

Low humidity

High wind velocity

High temperature

#62. Which one of the following zones of the atmosphere is rich in ozone gas?

Mesosphere

Troposphere

Stratosphere

Ionosphere

#63. If the earth did not have an atmosphere, temperature extremes between day and night would

increase

decrease

stay the same

fluctuate rapidly

#64. 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?

Only 1

2 and 3

1 and 3

All of these

#65. Which one of the following is the correct sequence of increasing velocity of wind?

Light breeze-Fresh breeze-Gale-Hurricane

Fresh breeze-Light breeze-Hurricane-Gale

Light breeze-Gale-Fresh breeze-Hurricane

Hurricane-Light breeze-Gale-Fresh breeze

#66. 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.
Statement I Wind is deflected to the right in the Northern Hemisphere and to the left in the Southern hemisphere from its normal course.
Statement II Earth rotates from West-to-East.
Codes:

Both the statements are individually true and Statement II is the correct explanation of Statement I

Both the statements are individualy true, but Statement II is not the correct explanation of Statement I

Statement I is true, but Statement II is false

Statement I is false, but Statement ll is true

#67. 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

Tropic of Cancer

Either North or South Pole

Equator

Tropic of Capricorn

#68. Wind is often found to blow in a hot summer day due to

conduction of heat between air and soil on the Earth

radiation from the soil

convection current of air

None of the above

#69. The angular speed of a whirlwind in a Tornado towards the centre

decreases rapidly

increases

remains constant

slowly becomes zero

#70. Match the following
List I (Local wind) — List II (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. Southern slopes of Alps
Codes : A B C D

2 3 1 4

2 1 3 4

4 1 3 2

4 3 1 2

#71. Horse latitudes lie within the atmospheric pressure belts of

Polar high

Equatorial low

Sub-tropical high

Sub-polar low

#72. 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 these questions using the code given below
Statement l:- Anticyclone. which is a high pressure wind system, does not bring about significant change in weather conditiOns.
Statement II:- The outward movement of wind from the high pressure center keeps limited scope for weather disturbance.

Both the statements are individually true and Statement II is the correct explanation of Statement I

Both the statements are individually true, but Statement II is not the correct explanation of Statement I

Statement I is true, but Statement II is false

Statement I is false, but Statement II is true

#73. 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 these questions using the code given below
Statement I : Ozone is a triatomic molecule of oxygen.
Statement II : Ozone is concentrated mainly in the stratosphere.

Both the statements are individually true and Statement II is the correct explanation of Statement I

Both the statements are individually true, but Statement II is not the correct explanation of Statement I

Statement I is true, but Statement II is false

Statement I is false, but Statement II is true

#74. Which one among the following is a source of methane emission into the atmosphere?

Automobile exhaust fume

Industrial chimney

Mining

Wetland

#75. Logically, what does a continually rising air pressure indicate?

Advent of unsettled and cloudy weather

Advent of a cyclone

Fine and settled weather

Fire and unsettled weather

#76. In absorption of insolation, the most significant part is played by

carbon dioxide

ozone

oxygen

haze

#77. Which one among the following statements regarding Chinook winds is not correct?

These are local winds

They descend along the Eastern slopes of the rocky mountain in mid-latitudes

They bring lots of rain with them

They benefit agriculture

#78. 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)?

Thermosphere – Stratosphere -Troposphere

Troposphere – Thermosphere – Stratosphere

Troposphere – Stratosphere – Thermosohere

Thermosphere- Troposphere – Stratosphere

#79. Ozone holes are more pronounced at the

Equator

Tropic of Cancer

Tropic of Capricorn

Poles

#80. The planetary winds that blow from the sub-tropical high pressure belts to the equator are known as

westerlies

doldrums

polar winds

trade winds

#81. Which of the following gases in the atmosphere is/are responsible for acid rains?
1. Oxides of sulfur
2. Oxides of nitrogen
3. Oxides of carbon
Select the correct answer using the codes given below

1 and 2

1 and 3

Only 2

1, 2 and 3

#82. Mid-latitude cyclones

usually move across North-America from East to West

are generally found only over the ocean

generally bring clear skis and little precipitation

are formed in regions of strong temperature contrasts

#83. The humidity of air measured in percentage is called

absolute humidity

specific humidity

relative humidity

all of these

#84. Collision-Coalescence process of precipitation is applicable to

clouds which extend beyond freezing level

those clouds which do not extend beyond the freezing level

all types of clouds

cumulonimbus cloud

#85. Ozone layer of the Earth’s atmosphere is important for living organisms because it

prevents entry of ultra-violet rays

prevents entry of X-rays

maintains level of oxygen on Earth

prevents acid rain on Earth

#86. Which one of the following statements regarding water cycle is correct ?

Transpiration by plants does contribute to cloud formation.

Only evaporation of surface water of rivers and oceans is responsible for cloud formation.

Rainfall does not contribute in maintenance of underground water table.

Underground water may also be connected to surface water.

#87. The horizontal wind circulation near the Earth’s surface is due to the
1. Pressure gradient.
2. Frictional force.
3. Coriolis force.
Select the correct answer using the code given below :

1 only

2 and 3 only

1 and 3 only

1, 2 and 3

#88. Which one of the following gases is found in highest quantity in Exosphere?

Hydrogen

Helium

Nitrogen

Oxygen

#89. Which one of the following pairs of properties of typical air masses is correct? Air Mass : Source Region

Maritime Equatorial : Warm oceans in the equatorial zone

Maritime Polar : Warm oceans in the tropical zone

Continental Tropical : Less warm oceans in the tropical zone

Continental Polar : Moist oceans in the polar zone

#90. 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 below:
Statement l: The decrease of air temperature with increasing altitudes in the atmosphere is called the vertical temperature gradient.
Statement II: In the Troposphere, air temperature decreases with increasing altitude due to radiation from Earth.
Code:

Both the statements are individually true and Statement II is the correct explanation of Statement I

Both the statements are individually true but Statement II is not the correct explanation of Statement I

Statement I is true but Statement II is false

Statement I is false but Statement II is true

#91. Consider the following surface winds:
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?

1-2-3-4

1-3-2-4

2-1-4-3

3-1-2-4

#92. Which of the following statements is/are correct?
1. The tropical cyclones of the 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 conditions.
Select the correct answer using the code given below

1, 2, 3 and 4

1, 2 and 4 only

1 and 3 only

3 only

#93. Match List-I with List-II and select the correct answer using the code given below the Lists:
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
Codes : A B C D

4 2 3 1

4 1 3 2

2 3 1 4

2 1 3 4

#94. A topographical map with scale 1 : 50000 indicates 1 cm to

50 km

500 m

50 m

5 km

#95. Which of the following sequences is correct for rainfall?

Slow ascent of air → slow condensation → heavy downpour

Rapid ascent of air → large raindrops → heavy downpour

Pressure decreased → air compressed → heavy downpour

Descent of air → air warmed → heavy downpour

#96. 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?

Troposphere

Stratosphere

Exosphere

Ionosphere

#97. Which of the following statements about tornadoes are correct? Tornadoes usually spin
1. Anticlockwise in the northern hemisphere.
2. Clockwise in the southern hemisphere.
3. Clockwise in the northern hemisphere.
4. Anticlockwise in the southern hemisphere.
Select the correct answer using the code given below:

1 and 3

1 and 2

2 and 4

2 and 3

#98. Which of the following statements is/are correct?
1. Air close to the Earth’s surface is heavier.
2. Air close to the Earth’s surface contains a larger quantity of water vapor and dust particles.
Select the correct answer using the code given below:

1 only

2 only

Both 1 and 2

Neither 1 nor 2

#99. Which one among the following is not a factor that affects direction of wind?

Pressure gradient

Friction

Magnetism

Coriolis effect

#100. Which layer of atmosphere is responsible for Aurora Borealis?

Troposphere

Thermosphere

Ionosphere

Exosphere

#101. Air Pressure is lowest in

Winter Season

Spring

Autumn Season

Summer season

#102. Which of the following scales is used to measure the damage by a hurricane?

Saffir-Simpson Scale

Mercalli Scale

Fujita Scale

Richter Scale

#103. 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 Vardah was given by Myanmar.
3. Cyclone Vardah made landfall in Tamil Nadu and coastal Andhra Pradesh.
Which of the above sentence(s) is/are true?

1 and 3

1 and 2

2 and 3

1, 2 and 3

#104. Which one of the following represents a source of atmospheric energy?

Infrared radiation emitted downward from clouds

Visible radiation scattered upward into the space

Latent heat released

Albedo of the earth and the atmosphere

#105. Which one of the following processes is important for the formation of lightning in a developing cloud?

Absorption of solar cosmic rays

Small lapse rate

Strong vertical air currents

Heavy rainfall

#106. Which of the following pairs is not correctly matched?

Canyon — River

Zeugen — Wind

Inselberg — Glacier

Moraine — Glacier

#107. The cyclonic storm occurring over the Caribbean Sea is known as—

Typhoon

Willy-Willy

Hurricane

Cyclone

#108. A band of wind called ‘Jet Stream’ is found in—

Lower Troposphere

Middle Troposphere

Upper Troposphere

Whole Troposphere

#109. 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?

Florida

Georgia

South Carolina

South-West Haitti

#110. Which is the lowest layer of the Atmosphere?

Stratosphere

Ozonosphere

Ionosphere

Troposphere

#111. Clouds are the result of—

Evaporation

Normal temp. lapse rate

Catabatic lapse rate

Condensation

#112. Which of the following statements is true about insolation?

Earth’s surface receives its energy as short wave electromagnetic radiation

On an average earth receives 1.94 calories per sq. cm per minute at the top of the atmosphere

Total insolation received at the equator is 400% more than at poles.

All of the above

#113. Land masses are 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.

I, II and III

II and III

I and IV

I, II and IV

#114. Thunder cloud develops due to—

High temperature

High humidity

Both (a) and (b)

Westerlies

#115. Which of the following pairs is incorrectly matched?

High Clouds — 10000 to 15000 meters above sea level

Cirrus-Wispy, fibrous — Looking cloud which indicates fair weather

Cirrocumulus — A thin cloud, often globular and rippled

Cirrostratus — Thin white sheet type which gives the sun and moon their haloes

#116. Due to …………….., the stars seem to be higher in the sky than they actually are.

Atmospheric refraction

Scattering of light

Tyndall Effect

Atmospheric reflection

Atmosphere MCQ Questions and Answers

Results

#1. Which of the following is not chemical weathering?

#2. Fog is a phenomenon indicating

#3. Which one of the following local winds is different from the other three?

#4. Thunderstorms are associated with

#5. A hot local wind blowing in sahara desert is known as

#6. Atmospheric layer which reflects radio waves is called

#7. The layer of the atmosphere which contains dust particles and water vapour is called

#8. Which of the following does not affect the distribution of insolation?

#9. Tropopause separates

#10. In which form is atmospheric humidity expressed?

#11. The process of water vapour changing to the liquid state (water) is called

#12. Jet stream is westerlies in upper part of Troposphere.

#13. Tropical cyclones in Australia are called

#14. A large body of air having fairly uniform temperature and humidity etc. is called

#15. What is the most important element of climate ?

#16. Which layer of atmosphere is vital for telercommnications?

#17. The velocity of the winds is determined by

#18. Roaring forties are the

#19. The mistral is experienced in

#20. The sky looks blue because of

#21. A cyclone is an area of

#22. In a cyclone in northern hemisphere winds blow

#23. When air temperature rises, relative humidity

#24. Consider the following statements and select the correct answer from the codes given below: Asserton (A): The polar front theory states that masses of relatively warm and cold air are brought into contact. Reason (R): These masses are known as their Source regions. Codes:

#25. Which one of the following is correctly matched?

#26. Which one of the following statements is true about tropopause?

#27. In an Anticyclone

#28. The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is

#30. Consider the following atmospheric conditions with reference to Tropical cyclones.1. High relative humidity. 2. Warm oceanic temperature. 3. Region lying between the tropics of cancer and Capricorn. Which of the above motivate the development of cyclones?

#31. Examine the following statements and select the correct answer using the codes given below:1.The atmospheric air is never completely dry,.2. Water vapor can occupy as much as 4 percent of the atmospheric volume. 3. Water vapor in the atmosphere is always invisible. Codes:

#33. Consider the following statements and select the correct answer with the help of codes given below:Assertion (A): Hurricanes cannot develop in the vicinity of the equator Reason (R): Coriolis force is maximum over the equator.

#34. Match the followingList-I — List-II A. Plucking — 1. Wind B. Deflation — 2. Stream C. Abrasion — 3. Glacier D. Attrition — 4. Mutual friction of rock fragments Codes : A B C D

#35. Match the following:List I — List II A. Temperature falls with height — 1. Ionosphere B. Reflects radio — 2. Stratosphere waves back to earth C. Contains most Of the ozone — 3. Tropopause D. Fall in temperature stops — 4. Troposphere Codes : A B C D

#36. Match the followingList I (Winds) — List II (Place of occurence) A. Santa Ana — 1. Argentina B. Chinook — 2. Alps C. Foehn — 3. Rockies D. Zonda — 4. California Codes : A B C D

#37. Which of the following are wrongly matched?I. Typhoons — China Sea 2. Cyclones — West Indies 3. Hurricanes — Indian Ocean 4. Tornadoes A — ustralia Codes : A B C D

#38. Match the followingList I (Wind types) — List II (Regions where they occur) A. Brick fielders — 1. N. California B. Sirocco — 2. Australia C. Bergs — 3. Mediterranean D. Northers — 4. Africa Codes : A B C D

#39. 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

#41. Which of the following statement regarding ozone layer within the atmosphere is/are correct?1. It absorbs most of the Ultraviolet radiation found in the Sun’s rays. 2. Chlorofluorocarbons are a serious threat to the ozone layer. Select the correct answer using the codes given below

#42. Consider the following statements :1. Half Water vapour the air in the atmosphere lies below an altitude Of 1000 m. 2. The amount of precipitable water in the atmosphere increases from the equator to the poles. Which Of the statements given above

#43. 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?

#44. 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 the troposphere Reason (R) : Most of the atmospheric mass is contained in this layer.

#45. The clouds of the highest altitude are

#46. The temperature increase is more marked in northern Pacific Ocean as an influence of Kuroshivo current in

#47. Which one of the following is not related to production of precipitation?

#48. Doldrum is characterized by

#49. The Burans are the

#50. Which one among the following is the idealised global pattern of surface wind from the Equator to Pole ?

#51. Consider the following statements1. A hurricane acquires its spin trom the cori01iS erect. 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?

#52. 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?

#53. Consider the following statements:1. All cyclones develop an eye at the center. 2. The temperature inside the eye is nearly 100 C less than that of the surroundings. Which of the statements given above is}are correct?

#54. Consider the following statements:1. The approach of a cyclone is characterised by a rise in barometric reading. 2. In me cyclones ot the Nonnern htmlspanner. They circulate In anticlockwise direction. Which Of the statements given above i9are correct?

#56. Which one of the following statements about the atmosphere is correct?

#57. Which one of the following statements is correct?

#58. Which one of the following diagrams shows the direction and duration of wind?

#59. For which one of the following is planimeter used?

#60. Mist is a result of which one of the following

#61. Because of which one of the following factors, clouds do not precipitate in deserts?

#62. Which one of the following zones of the atmosphere is rich in ozone gas?

#63. If the earth did not have an atmosphere, temperature extremes between day and night would

#64. Consider the following statements1.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?

#65. Which one of the following is the correct sequence of increasing velocity of wind?

#67. 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

#68. Wind is often found to blow in a hot summer day due to

#69. The angular speed of a whirlwind in a Tornado towards the centre

#70. Match the followingList I (Local wind) — List II (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. Southern slopes of Alps Codes : A B C D

#71. Horse latitudes lie within the atmospheric pressure belts of

#74. Which one among the following is a source of methane emission into the atmosphere?

#75. Logically, what does a continually rising air pressure indicate?

#76. In absorption of insolation, the most significant part is played by

#77. Which one among the following statements regarding Chinook winds is not correct?

#78. 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)?

#79. Ozone holes are more pronounced at the

#80. The planetary winds that blow from the sub-tropical high pressure belts to the equator are known as

#81. Which of the following gases in the atmosphere is/are responsible for acid rains?1. Oxides of sulfur 2. Oxides of nitrogen 3. Oxides of carbon Select the correct answer using the codes given below

#82. Mid-latitude cyclones

#83. The humidity of air measured in percentage is called

#84. Collision-Coalescence process of precipitation is applicable to

#85. Ozone layer of the Earth’s atmosphere is important for living organisms because it

#24. Consider the following statements and select the correct answer from the codes given below:
Asserton (A): The polar front theory states that masses of relatively warm and cold air are brought into contact.
Reason (R): These masses are known as their Source regions.
Codes:

#30. Consider the following atmospheric conditions with reference to Tropical cyclones.
1. High relative humidity.
2. Warm oceanic temperature.
3. Region lying between the tropics of cancer and Capricorn.
Which of the above motivate the development of cyclones?

#31. Examine the following statements and select the correct answer using the codes given below:
1.The atmospheric air is never completely dry,.
2. Water vapor can occupy as much as 4 percent of the atmospheric volume.
3. Water vapor in the atmosphere is always invisible.
Codes:

#33. Consider the following statements and select the correct answer with the help of codes given below:
Assertion (A): Hurricanes cannot develop in the vicinity of the equator
Reason (R): Coriolis force is maximum over the equator.

#34. 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
Codes : A B C D

#35. Match the following:
List I — List II
A. Temperature falls with height — 1. Ionosphere
B. Reflects radio — 2. Stratosphere waves back to earth
C. Contains most Of the ozone — 3. Tropopause
D. Fall in temperature stops — 4. Troposphere
Codes : A B C D

#36. Match the following
List I (Winds) — List II (Place of occurence)
A. Santa Ana — 1. Argentina
B. Chinook — 2. Alps
C. Foehn — 3. Rockies
D. Zonda — 4. California
Codes : A B C D

#37. Which of the following are wrongly matched?
I. Typhoons — China Sea
2. Cyclones — West Indies
3. Hurricanes — Indian Ocean
4. Tornadoes A — ustralia
Codes : A B C D

#38. Match the following
List I (Wind types) — List II (Regions where they occur)
A. Brick fielders — 1. N. California
B. Sirocco — 2. Australia
C. Bergs — 3. Mediterranean
D. Northers — 4. Africa
Codes : A B C D

#39. 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

#41. Which of the following statement regarding ozone layer within the atmosphere is/are correct?
1. It absorbs most of the Ultraviolet radiation found in the Sun’s rays.
2. Chlorofluorocarbons are a serious threat to the ozone layer.
Select the correct answer using the codes given below

#42. Consider the following statements :
1. Half Water vapour the air in the atmosphere lies below an altitude Of 1000 m.
2. The amount of precipitable water in the atmosphere increases from the equator to the poles.
Which Of the statements given above

#43. 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?

#44. 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 the troposphere
Reason (R) : Most of the atmospheric mass is contained in this layer.

#51. Consider the following statements
1. A hurricane acquires its spin trom the cori01iS erect.
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?

#52. 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?

#53. Consider the following statements:
1. All cyclones develop an eye at the center.
2. The temperature inside the eye is nearly 100 C less than that of the surroundings.
Which of the statements given above is}are correct?

#54. Consider the following statements:
1. The approach of a cyclone is characterised by a rise in barometric reading.
2. In me cyclones ot the Nonnern htmlspanner. They circulate In anticlockwise direction.
Which Of the statements given above i9are correct?

#64. 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?

#70. Match the following
List I (Local wind) — List II (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. Southern slopes of Alps
Codes : A B C D

#81. Which of the following gases in the atmosphere is/are responsible for acid rains?
1. Oxides of sulfur
2. Oxides of nitrogen
3. Oxides of carbon
Select the correct answer using the codes given below

#87. The horizontal wind circulation near the Earth’s surface is due to the
1. Pressure gradient.
2. Frictional force.
3. Coriolis force.
Select the correct answer using the code given below :

#91. Consider the following surface winds:
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?

#98. Which of the following statements is/are correct?
1. Air close to the Earth’s surface is heavier.
2. Air close to the Earth’s surface contains a larger quantity of water vapor and dust particles.
Select the correct answer using the code given below:

#113. Land masses are 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.