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MCQOPTIONS
This section includes 331 Mcqs, each offering curated multiple-choice questions to sharpen your Physical Geography knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Atmospheric layer which reflects radio waves is called |
| A. | Exosphere |
| B. | lonosphere |
| C. | Stratosphere |
| D. | Troposphere |
| Answer» C. Stratosphere | |
| 2. |
The layer of the atmosphere which contains dust particles and water vapour is called |
| A. | Stratosphere |
| B. | Troposphere |
| C. | Ionosphere |
| D. | Mesosphere |
| Answer» C. Ionosphere | |
| 3. |
A hot local wind blowing in Sahara desert is known as |
| A. | Habbob |
| B. | Karaburan |
| C. | Jooran |
| D. | Harmattan |
| Answer» E. | |
| 4. |
Which of the following does not affect the distribution of insolution ? |
| A. | Altitude |
| B. | Angle of sun's rays |
| C. | Length of the day |
| D. | Ocean currents |
| Answer» E. | |
| 5. |
In a cyclone in northern hemisphere winds blow |
| A. | anticlockwise |
| B. | clockwise |
| C. | straight centreward |
| D. | radially outward |
| Answer» B. clockwise | |
| 6. |
The velocity of the winds is defermined by |
| A. | pressure gradient |
| B. | pressure gradient and humidity |
| C. | coriollis effect |
| D. | pressure and earth's rotation |
| Answer» B. pressure gradient and humidity | |
| 7. |
Jet stream is a |
| A. | high velocity warm current in Atlantic Ocean |
| B. | high velocity local surface wind |
| C. | high velocity upper tropospheric wind |
| D. | high velocity current of water in a stream |
| Answer» D. high velocity current of water in a stream | |
| 8. |
Tropopause acts as a separator between |
| A. | earth and the troposphere |
| B. | troposphere and stratosphere |
| C. | mesosphere and exosphere |
| D. | stratosphere and ionosphere |
| Answer» C. mesosphere and exosphere | |
| 9. |
The coriollis effect is produced by |
| A. | pressure gradient |
| B. | earth's revolution |
| C. | earth's rotation |
| D. | earth's rotation and revolution |
| Answer» D. earth's rotation and revolution | |
| 10. |
Tropopause separates |
| A. | Troposphere and ozonosphere |
| B. | Stratosphere and Troposphere |
| C. | Stratosphere and Ionosphere |
| D. | Troposphere and Ionosphere |
| Answer» C. Stratosphere and Ionosphere | |
| 11. |
In which form is atmospheric humidity expressed ? |
| A. | Absolute humidity |
| B. | Specific humidity |
| C. | Relative humidity |
| D. | All of these |
| Answer» E. | |
| 12. |
Ozone content is maximum in areas |
| A. | near equator |
| B. | polewards of 50 degree latitude |
| C. | near the tropics |
| D. | equatorward of 25 degree latitude |
| Answer» C. near the tropics | |
| 13. |
The process of water vapour changing to the loquid state (water) is called |
| A. | Sublimation |
| B. | Transpiration |
| C. | Condensation |
| D. | Dew |
| Answer» D. Dew | |
| 14. |
Which layer of atmosphere is vital for tele-communications ? |
| A. | Troposphere |
| B. | Thermosphere |
| C. | Stratosphere |
| D. | lonosphere |
| Answer» E. | |
| 15. |
Roaring forties are the |
| A. | High velocity trade winds |
| B. | High velocity westerly winds |
| C. | High velocity polar winds |
| D. | High mangitude tidal waves due to high wind velocity |
| Answer» C. High velocity polar winds | |
| 16. |
The mistral is experienced in |
| A. | Southern France |
| B. | Iran and Iraq |
| C. | California |
| D. | Northern Adriatic coast |
| Answer» B. Iran and Iraq | |
| 17. |
The sky looks blue because of |
| A. | Selective absorption of radition by atmosphere |
| B. | Selective scattering of radition by atmosphere |
| C. | Reflection blue colour of the oceans |
| D. | Absorption of blue light in the atmosphere |
| Answer» C. Reflection blue colour of the oceans | |
| 18. |
Thunderstorms are associated with |
| A. | Cumulus clouds |
| B. | Cumulonimbus clouds |
| C. | Cirrus clouds |
| D. | Stratus clouds |
| Answer» C. Cirrus clouds | |
| 19. |
A cyclone is an area of |
| A. | low pressure surrounded by high pressure |
| B. | high pressure surrounded by low pressure |
| C. | air divergence |
| D. | air subsidence |
| Answer» B. high pressure surrounded by low pressure | |
| 20. |
Earth's Albedo is largely affected by |
| A. | Cloudiness |
| B. | Dust particles in atmosphere |
| C. | Atmospheric layer |
| D. | Nature of the earth's surface |
| Answer» B. Dust particles in atmosphere | |
| 21. |
Fog is a phenomenon indicating |
| A. | Low average temperature |
| B. | Normal lapse of temperature |
| C. | Inversion of temperature |
| D. | High average temperature |
| Answer» D. High average temperature | |
| 22. |
The clockwise movement of winds in the cyclones of southern hemisphere is mainly caused by |
| A. | Centrifugal force |
| B. | Deflective force |
| C. | Frictional force |
| D. | Pressure force |
| Answer» C. Frictional force | |
| 23. |
The hail is generally associated with which of the following clouds ? |
| A. | Cirrus |
| B. | Cumulus |
| C. | Cumulo-nimbus |
| D. | Stratus |
| Answer» D. Stratus | |
| 24. |
Humidity is the result of |
| A. | Evapouration |
| B. | Transpiration |
| C. | Presence of heat |
| D. | Presence of moisture content in the air |
| Answer» E. | |
| 25. |
Evapouration is the result of |
| A. | Gain of heat |
| B. | Loss of heat |
| C. | Generation of heat |
| D. | None of these |
| Answer» B. Loss of heat | |
| 26. |
The normal lapse rate of the temperature in the troposphere is 1 C for every |
| A. | 146m |
| B. | 156m |
| C. | 166m |
| D. | 176m |
| Answer» D. 176m | |
| 27. |
Temperature inversion shows |
| A. | Warmer air overlying colder air |
| B. | Colder air overlying warmer air |
| C. | Humid air overlying colder air |
| D. | None of these |
| Answer» B. Colder air overlying warmer air | |
| 28. |
Pyrometer is used to measure |
| A. | Air pressure |
| B. | Humidity |
| C. | High temperature |
| D. | Intensity of earth quake |
| Answer» D. Intensity of earth quake | |
| 29. |
What is convection ? |
| A. | It is process non - existent in any region of temperature |
| B. | It is a subtle process of transferring solar energy |
| C. | It is a process that involves the transfer of energy through the movement of air and water masses |
| D. | It is a process that put hazard in the transfer of energy |
| Answer» D. It is a process that put hazard in the transfer of energy | |
| 30. |
What is radiation ? |
| A. | It is process transferring all solar energy to the earth and space |
| B. | It is a process transferring all lunar energy to the earth surface |
| C. | it is a process that generates heat in the atmosphere |
| D. | None of the above |
| Answer» E. | |
| 31. |
Liquid water can store more heat energy than equal amount of any other naturally occurring substance because liquid water |
| A. | covers 71% of Earth's surface |
| B. | has its greatest density at 4 |
| C. | c |
| D. | has the higher specific heat |
| E. | can be changed into a solid or a gas |
| Answer» D. has the higher specific heat | |
| 32. |
What is kinetic energy ? |
| A. | It is the energy of motion |
| B. | It is the stored form of energy |
| C. | it is thermal energy |
| D. | It is latent energy |
| Answer» B. It is the stored form of energy | |
| 33. |
The normal lapse rate of temperature in the troposphere is 1 C for every |
| A. | 146m |
| B. | 156m |
| C. | 166m |
| D. | 176m |
| Answer» D. 176m | |
| 34. |
How do the central Asian highlands effect the Indian climate ?(a) The low pressure is there areas intensifies the cold during the winter(b) The atomspheric pressure is this region has an effect on the Indian atmosphere in summer(c) Dry continental air is flowing towards india throughout(d) THe atmospheric pressure in this region has an impact on the onset of mansoon in India.1. An unsaturated air mass cools at dry adiabatic lapse rate when it rise in the atmosphere.2. The dry adiabatic lapse rate amounts to 1 C per 100 meters.3. The wet adiabatic lapse rate may very between 0.4 C and 0.9 C per 100 meters.4. Dry adiabatic lapse rate is higher because of the release of latent heat of condensation.Which of the above statements are correct ? |
| A. | 1, 2 and 4 |
| B. | 1, 3 and 4 |
| C. | 2, 3 and 4 |
| D. | 1, 2 and 3 |
| Answer» E. | |
| 35. |
Consider the following statements1. In the high latitudes, east-coast regions are warmer than west-coasts.2. Precipitation is abundant on the windward slopes but sparse on the leeward slopes.3. In the subtropics, west-coasts are wetter than the east-coasts.4. Precipitation is abundant in the middle latitudes.Which of the above statements is / are correct ? |
| A. | 1, 2 and 3 |
| B. | 2 only |
| C. | 2 and 4 |
| D. | 3 and 4 |
| Answer» C. 2 and 4 | |
| 36. |
Assertion (A) : The moist adiabatic lapse rate is lower than the dry adiabatic lapse rate.Reason (R) : When condensation begins, the latent heat of condensation is released in the parcel of air. |
| A. | Both (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | Both (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | (A) is true but (R) is false |
| D. | (A) is false but (R) is true |
| Answer» B. Both (A) and (R) are true but (R) is not the correct explanation of (A) | |
| 37. |
Assertion (A) : The atmosphere receives most of the heat only indirectly from the sun and directly from the earth's surface.Reason (R) : The conversion from short wave solar to long wave terrestrial energy takes place at the earth's surface.Code |
| A. | A is false but R is true |
| B. | A is true but R is false |
| C. | Both (A) and (R) are true but (R) is not the correct explanation of (A) |
| D. | Both (A) and (R) are true and (R) is the correct explanation of (A) |
| Answer» E. | |
| 38. |
Assertion (A) : The climate of Asia is impacted by the annual fluctuation of wind direction due to the monsoon.Reason (R) : Pressure dominance also affects the receipt of solar radiation. |
| A. | If (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | If (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | If (A) is true but (R) is false |
| D. | If (A) is false but (R) is true |
| Answer» C. If (A) is true but (R) is false | |
| 39. |
Assertion (A) : In Western Europe, rainfall decreases from the coastal areas towards the interior.Reason (R) : Most of western Europe lies in the westerlies belt. |
| A. | Both (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | Both (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | (A) is true but (R) is false |
| D. | (A) is false but (R) is true |
| Answer» B. Both (A) and (R) are true but (R) is not the correct explanation of (A) | |
| 40. |
Assertion (A) : Exosphere Extends beyond the Thermosphere hundreds of kilometers, gradually fading into interstellar space.Reason (R) : Molecules often escape into space after colliding with one another. |
| A. | If (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | If (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | If (A) is true but (R) is false |
| D. | If (A) is false but (R) is true |
| Answer» C. If (A) is true but (R) is false | |
| 41. |
Assertion (A) : Windward slopes, those facing into the wind, experience more precipitation due to orographic uplift of the air.Reason (R) : Leeward sides of mountains are in the rain shadow and thus receive less precipitation. |
| A. | If (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | If (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | If (A) is true but (R) is false |
| D. | If (A) is false but (R) is true |
| Answer» C. If (A) is true but (R) is false | |
| 42. |
Assertion (A) : In Stratosphere the temperature increase with altitude results in a layering effect.Reason (R) : It creates a global "Inversion layer", and reduces vertical convection. |
| A. | If (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | If (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | If (A) is true but (R) is false |
| D. | If A) is false but (R) is true |
| Answer» C. If (A) is true but (R) is false | |
| 43. |
Assertion (A) : Noctilucent clouds are located in the mesosphere.Reason (R) : The mesosphere is also the region of the ionosphere known as the D layer. |
| A. | If (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | If (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | If (A) is true but (R) is false |
| D. | If (A) is false but (R) is true |
| Answer» C. If (A) is true but (R) is false | |
| 44. |
Assertion (A) : Although the concentration of ozone is at most 12 parts per million (ppm), it is very effective at absorbing the harmful ultraviolet (UV) rays of the sun and protecting life on Earth.Reason (R) : Ozone is a molecule made of three oxygen atoms. The oxygen molecule we need to breathe contains two oxygen atoms. |
| A. | If (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | If (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | If (A) is true but (R) is false |
| D. | If (A) is false but (R) is true |
| Answer» C. If (A) is true but (R) is false | |
| 45. |
What are Chinooks ? |
| A. | Cold local winds which blow from north - west to south - east direction in Spain |
| B. | Extremely dry winds blowing from north - east and east to west in eastern parts of Sahara desert |
| C. | Warm and dry winds which blow down the eastern slopes of Rocky Mountains of North America |
| D. | Warm and dry winds along the northern slopes of Alps Mountains |
| Answer» D. Warm and dry winds along the northern slopes of Alps Mountains | |
| 46. |
A layer in the Earth s atmosphere called Ionosphere facilitates radio communication Why ?1. The presence of ozone 'causes the, reflection of radio waves to Earth.2. Radio waves have a very long wavelength.Which of the statements given above is / are correct |
| A. | 1 only |
| B. | 2 only |
| C. | Both 1 and 2 |
| D. | Neither 1 nor 2 |
| Answer» E. | |
| 47. |
Willey Willey is |
| A. | A type of tree grow in temperate region |
| B. | A wind that blow in a desert region |
| C. | A tropical cyclone of the North West Australia |
| D. | A kind of common fish found near Lakshadweep |
| Answer» D. A kind of common fish found near Lakshadweep | |
| 48. |
Assertion (A) : The composition of the lowest layer of the atmosphere remains relatively constant.Reason (R) : There is intensive mixing and circulation in the lower layers of the atmosphere. |
| A. | Both (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | Both (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | (A) is true but (R) is false |
| D. | (A) is false but (R) is true |
| Answer» B. Both (A) and (R) are true but (R) is not the correct explanation of (A) | |
| 49. |
Consider the following statements.1. Ozone is found mostly in the Stratosphere.2. Ozone layer lies 55-75 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 above statements are correct ? |
| A. | 1 and 3 |
| B. | 2 and 4 |
| C. | 2 and 3 |
| D. | 1 and 4 |
| Answer» B. 2 and 4 | |
| 50. |
Assertion (A) : The atmosphere receives most of the heat only indirectly from the sun and directly from the earth's surface.Reason (R) : The conversion from short wave solar to long wave terrestrial energy takes place at the earth's surface. |
| A. | Both (A) and (R) are true and (R) is the correct explanation of (A) |
| B. | Both (A) and (R) are true but (R) is not the correct explanation of (A) |
| C. | (A) is true but (R) is false |
| D. | (A) is false but (R) is true |
| Answer» B. Both (A) and (R) are true but (R) is not the correct explanation of (A) | |