MCQOPTIONS
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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.
| 151. |
The albedo of which one among the following is the highest ? |
| A. | Cirrus cloud |
| B. | Cumulonimbus cloud |
| C. | Melting snow |
| D. | Sand |
| Answer» D. Sand | |
| 152. |
Which one of the following is the correct sequences in terms of descending values of Albedo ? |
| A. | Forest, snow, water |
| B. | Snow, forest, water |
| C. | water, snow, forest |
| D. | Forest, water, snow |
| Answer» C. water, snow, forest | |
| 153. |
The earth - atmosphere system has a combined albedo of about, a number highly dependent on the local surface makeup, cover and cloud distribution |
| A. | 20 percent |
| B. | 30 percent |
| C. | 40 percent |
| D. | 50 percent |
| Answer» C. 40 percent | |
| 154. |
Which of the following statements is / are correct about convection ? |
| A. | The act of process of conveying ; transmission |
| B. | Heat transfer in a gas or liquid by the circulation of currents from one region to another |
| C. | The transfer of heat or other atmospheric properties by massive motion within the atmosphere especially by such motion directed upward |
| D. | All of the above |
| Answer» E. | |
| 155. |
What is relative humidity ? |
| A. | It is the ratio of specific humidity |
| B. | It is the indicator of moisture content in the atmosphere |
| C. | It implies maximum vapour pressure in the atmosphere |
| D. | It is present everywhere |
| Answer» B. It is the indicator of moisture content in the atmosphere | |
| 156. |
The relative humidity of a region is low when |
| A. | The wet and dry bulb thermometers read the same |
| B. | The difference between the readings of the wet and dry bulb thermometers is large |
| C. | The temperatures are high |
| D. | The temperatures are low |
| Answer» C. The temperatures are high | |
| 157. |
Relative humidity refers to |
| A. | Absolute amount of water vapour in the atmosphere |
| B. | The amount of hygroscopic nuclei in the atmosphere |
| C. | Saturated vapour pressure |
| D. | Ration of actual amount of water vapour in the air to the amount it could hold at the temperature |
| Answer» E. | |
| 158. |
If the dew point is below freezing, it is referred to as |
| A. | Dew point |
| B. | Specific humidity |
| C. | Frost point |
| D. | Humidity during rain |
| Answer» D. Humidity during rain | |
| 159. |
Which of the following is defined as the ratio of the partial pressure of water vapour in a parcel of air to the saturated vapour pressure of water vapour at a prescribed temperature ? |
| A. | Absolute humidity |
| B. | Specific humidity |
| C. | Relative humidity |
| D. | Humidity during rain |
| Answer» D. Humidity during rain | |
| 160. |
A device used to measure humidity is called a |
| A. | Psychrometer |
| B. | Hygrometer |
| C. | Both |
| D. | None |
| Answer» D. None | |
| 161. |
Which of the following does not affect visibility on the ground ? |
| A. | Mist |
| B. | Fog |
| C. | Haze |
| D. | Dew |
| Answer» E. | |
| 162. |
The mass of water vapour divided by the mass of dry air in a volume of air at a given temperature is called |
| A. | Absolute humidity |
| B. | Specific humidity |
| C. | Relative humidity |
| D. | Humidity during rain |
| Answer» B. Specific humidity | |
| 163. |
Dew point normally occurs when a mass of air has a relative humidity of |
| A. | 50% |
| B. | 75% |
| C. | 80% |
| D. | 100% |
| Answer» E. | |
| 164. |
The tropopause is situated at a height at a height of ........ km over the equator |
| A. | 10 km |
| B. | 15 km |
| C. | 18 km |
| D. | 22 km |
| Answer» D. 22 km | |
| 165. |
Which word fits this description 'places near or on the coast have a smaller temperature range than those inland |
| A. | Latitude |
| B. | Altitude |
| C. | Continentality |
| D. | Prevailing wind |
| Answer» B. Altitude | |
| 166. |
The Gulf of Mexico has higher air temperatures than Britain because |
| A. | It's closer to the pole |
| B. | It's closer to the tropic |
| C. | It's closer to the equator |
| D. | It's closer to the tropic of cancer |
| Answer» D. It's closer to the tropic of cancer | |
| 167. |
Temperature |
| 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 | |
| 168. |
The most important factor affecting horizontal distribution of temperature is |
| A. | Topography |
| B. | Land and sea distribution |
| C. | Winds Ocean currents |
| D. | None of these |
| Answer» C. Winds Ocean currents | |
| 169. |
Which of these statements about climate makes the most sense ? |
| A. | Temperatures increase as you go further from the equator, temperatures increase with altitude |
| B. | Temperatures decrease as you go further from the equator, temperatures increase with altitude |
| C. | Temperatures increase you go further from the equator, temperature decrease with altitude |
| D. | Temperatures decrease as you go further from the equator, temperatures decrease with altitude |
| Answer» E. | |
| 170. |
The actual moisture content of a sample of air as a percentage of that contained in the same volume of saturated air at the same temperature is called |
| A. | absolute humidity |
| B. | relative humidity |
| C. | specific humidity |
| D. | vapour pressure |
| Answer» C. specific humidity | |
| 171. |
Because of which one of the following factors, clouds do not precipitate in deserts ? |
| A. | Low pressure |
| B. | Low humidity |
| C. | High wind velocity |
| D. | High temperature |
| Answer» C. High wind velocity | |
| 172. |
Humidity |
| A. | Evapouration |
| B. | Transpiration |
| C. | Presence of heat |
| D. | Presence of moisture content in the air |
| Answer» E. | |
| 173. |
On the clear winter night earth is cooled by |
| A. | Conduction |
| B. | Convection |
| C. | Radiation |
| D. | Condensation |
| Answer» D. Condensation | |
| 174. |
Evapouration |
| A. | Gain of heat |
| B. | Loss of heat |
| C. | Generation of heat |
| D. | None of these |
| Answer» B. Loss of heat | |
| 175. |
The daily annual range of temperature is maximum in the |
| A. | Savana grass land |
| B. | Temperate grass land |
| C. | Hot desert |
| D. | Equatorial region |
| Answer» D. Equatorial region | |
| 176. |
The normal lapse rate of the temperature in the troposphere is 1 |
| A. | 146m |
| B. | 156m |
| C. | 166m |
| D. | 176m |
| Answer» D. 176m | |
| 177. |
which of the following instruments is used for measuring the temperature |
| A. | Barometer |
| B. | Thermometer |
| C. | Hydrometer |
| D. | Hygrometer |
| Answer» C. Hydrometer | |
| 178. |
Short wave radiation from the Sun enters the surface atmosphere system of the Earth and is ultimately returned to space as long wave radiation |
| A. | because the Earth is cooler than the sun |
| B. | because the Earth is hotter than the Sun |
| C. | because the Sun is cooler than the Earth |
| D. | None of these |
| Answer» B. because the Earth is hotter than the Sun | |
| 179. |
What happens when water is condensed into ice ? |
| A. | Heat is absorbed |
| B. | Heat is released |
| C. | Quantity of heat remains unchanged |
| D. | None of these |
| Answer» B. Heat is released | |
| 180. |
Which one of the following factor can have the greatest ? |
| A. | Aspect |
| B. | Distance from the sea |
| C. | Altitudes |
| D. | Ocean currents |
| Answer» C. Altitudes | |
| 181. |
Seasonal temperature variations are caused by |
| A. | Low angle of the sun |
| B. | Horizontal rays of the sun |
| C. | Vertical rays of the sun |
| D. | None of the above |
| Answer» D. None of the above | |
| 182. |
Which of the following pairs of months is used in Isothermal maps to examine extremes of temperature |
| A. | December and June |
| B. | November and July |
| C. | November and June |
| D. | January and July |
| Answer» E. | |
| 183. |
As a means of heat transfer in the atmosphere which of the following is least significance ? |
| A. | Conduction |
| B. | Convection |
| C. | Radiation |
| D. | None of these |
| Answer» B. Convection | |
| 184. |
The difference between the maximum and minimum temperatures recorded for a place during a period of one day (24 hours) is called |
| A. | Daily mean temperature |
| B. | Diurnal temperature range |
| C. | Daily average temperature |
| D. | Mean monthly temperature |
| Answer» C. Daily average temperature | |
| 185. |
When a descending air contracts its volume decrease. What happens to its temperature ? |
| A. | Its temperature decreases |
| B. | Its temperature increases |
| C. | Its temperature remains constant |
| D. | Its temperature first increases, then decreases |
| Answer» D. Its temperature first increases, then decreases | |
| 186. |
On tall mountains a zonation of climate occurs as you move towards |
| A. | Lower elevation |
| B. | Higher elevation |
| C. | Lower to higher elevation |
| D. | None of these |
| Answer» C. Lower to higher elevation | |
| 187. |
The normal lapse rate of temperature in the troposphere is 1 |
| A. | 146m |
| B. | 156m |
| C. | 166m |
| D. | 176m |
| Answer» D. 176m | |
| 188. |
The seasonal rainfall pattern of of India is caused by |
| A. | The large annual range of temperature |
| B. | the tropical location of India |
| C. | the monsoon winds operating over Southern Asia |
| D. | the Himalayas blocking winds from interior Asia |
| Answer» C. the monsoon winds operating over Southern Asia | |
| 189. |
A map view of surface air movement in a low pressure system is shown below. The air near the center of this low - pressure system usually will |
| A. | evapourate into a liquid |
| B. | reverse direction |
| C. | rise and form clouds |
| D. | together to form a high - pressure system |
| Answer» D. together to form a high - pressure system | |
| 190. |
Most of the weather phenomena take place troposphere only because |
| A. | Temperature remains almost constant troposphere |
| B. | It contains electrically charged particles |
| C. | It absorbs harmful ultraviolet radiation from the sun |
| D. | It contains almost all the water vapour and most dust particles |
| Answer» E. | |
| 191. |
Which of the following statement is / are correct about Stratosphere |
| A. | This layer extends from an average altitude of 11 to 50 kilometers above the Earth's surface |
| B. | This stratosphere contains about 19.9% of the total mass found in the atmosphere |
| C. | Very little weather occurs in the stratosphere |
| D. | All of the above |
| Answer» E. | |
| 192. |
Weather elements can be measured by instruments which one of the following pairs is incorrect ? |
| A. | Maximum and minimum temperature - six's thermometer |
| B. | Atmosphereic pressure - Barometer |
| C. | Wind direction - Wind vane |
| D. | Wind speed - Anemometer |
| Answer» E. | |
| 193. |
Warming in the Earth's stratosphere is mainly caused by |
| A. | Release of latent heat energy during condensation |
| B. | Frictional heating caused by meteorites |
| C. | Chemical reaction between ozone and chloroflurocarbon |
| D. | Absorption of solar radiation by ozone |
| Answer» E. | |
| 194. |
The correct sequence of different layers of atmosphere from the surface of the earth upwards is |
| A. | Troposphere, stratosphere, Ionosphere, Mesosphere |
| B. | Stratosphere, Troposphere, Ionosphere, mesosphere |
| C. | Troposphere, stratosphere, mesosphere, Ionosphere |
| D. | Stratosphere, Troposphere, Mesosphere, Ionosphere |
| Answer» D. Stratosphere, Troposphere, Mesosphere, Ionosphere | |
| 195. |
Which one of the following provides the force needed to drive the atmospheric circulation ? |
| A. | Higher biotic content of the tropical latitudes and lower biotic content of the polar latitudes |
| B. | The energy contrasts between high insolation tropical latitudes and the low insolation polar latitudes |
| C. | Higher rotational speed of lower latitudes and lower rotational speed of higher latitudes |
| D. | Equatorial radius of the earth is longer than the polar radius |
| Answer» C. Higher rotational speed of lower latitudes and lower rotational speed of higher latitudes | |
| 196. |
Which of the following statement about Stratosphere is / are true |
| A. | Extends out to about 50 km (30 miles) |
| B. | The bottom of this layer is calm. Jet planes often fly in the lower Stratosphere to avoid bad weather in the Troposphere |
| C. | The upper part of the Stratosphere holds the high winds known as the jet streams. These blow horizontally at speeds up to 480 km / hour (300 miles / hour) |
| D. | All of the above |
| Answer» E. | |
| 197. |
Pyrometer |
| A. | Air pressure |
| B. | Humidity |
| C. | High temperature |
| D. | Intensity of earth quake |
| Answer» D. Intensity of earth quake | |
| 198. |
The lowest temperature is recorded by |
| A. | Maximum thermometer |
| B. | Mercurial thermometer |
| C. | Alcohal thermometer |
| D. | None of these |
| Answer» D. None of these | |
| 199. |
Minimum and maximum temperature are obtained from an instrument called |
| A. | A barometer |
| B. | A six's thermometer |
| C. | An anemometer |
| D. | Clinical thermometer |
| Answer» C. An anemometer | |
| 200. |
Under which of the following conditions would the influence of aspect on temperature be most noticeable ? |
| A. | A flat sandy surface in the Sahara desert during July |
| B. | Hilly country in the Amazon basin in December |
| C. | The south - facing side of a hill in central France in April |
| D. | The north - facing side of a hill on the equator in June |
| Answer» B. Hilly country in the Amazon basin in December | |