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.
| 101. |
Which of the following is not used to measure the weather ? |
| A. | Thermometer |
| B. | Barometer |
| C. | Altimeter |
| D. | Anemometer |
| Answer» B. Barometer | |
| 102. |
The altitude of a place affects its climate. the higher a place is above sea level |
| A. | the cooler is its temperature |
| B. | the warmer is its temperature |
| C. | the more unstable is its climate |
| D. | the more often it is visited by typhoon |
| Answer» B. the warmer is its temperature | |
| 103. |
Evapouration is the result of |
| A. | Gain is heat |
| B. | Loss of heat |
| C. | Generation of heat |
| D. | None of these |
| Answer» B. Loss of heat | |
| 104. |
which type of layer extends from an average altitude of 11 to 50 Kilometers above the Earth's surface |
| A. | Stratosphere |
| B. | Troposphere |
| C. | Mesosphere |
| D. | Inosphere |
| Answer» B. Troposphere | |
| 105. |
Which is the chief characteristics of wet and dry tropics |
| A. | Constant heating |
| B. | Constant cooling |
| C. | Constant humidity |
| D. | Constant precipitation |
| Answer» B. Constant cooling | |
| 106. |
The atmospheric layer which reflects radio waves is called |
| A. | Exosphere |
| B. | Stratosphere |
| C. | Ionosphere |
| D. | Thermosphere |
| Answer» D. Thermosphere | |
| 107. |
A Stevenson screen is usually in all of the following except |
| A. | Maximum thermometer |
| B. | Wet and dry bulb thermometer |
| C. | Minimum thermometer |
| D. | Rain gauge |
| Answer» E. | |
| 108. |
The blueness of the sky is mainly due to |
| A. | Absorption of blue light by the atmosphere |
| B. | Scattering of sunlight by air molecules |
| C. | Emission of blue light by air |
| D. | Presence of water vapour |
| Answer» C. Emission of blue light by air | |
| 109. |
Equatorial lowland usually experience |
| A. | A large diurnal temperature range |
| B. | heavy thunder rain in the afternoon |
| C. | strong winds |
| D. | cold nights |
| Answer» C. strong winds | |
| 110. |
The slow wobbling of Earth as it spins on its axis is called ........ |
| A. | precession |
| B. | aphelion |
| C. | extension |
| D. | eccentricity |
| Answer» B. aphelion | |
| 111. |
Those climates bordering cold currents tend to be drier as the cold ocean water helps stabilize the air and inhibit |
| A. | Cloud formation |
| B. | Percipitation |
| C. | Both of these |
| D. | None of these |
| Answer» D. None of these | |
| 112. |
The velocity of wind is recorded by |
| A. | Altimeter |
| B. | Barometer |
| C. | Anemometer |
| D. | Aneroid barometer |
| Answer» D. Aneroid barometer | |
| 113. |
The average amount of energy received on a surface perpendicular to incoming radiation at the top of the atmosphere is called |
| A. | Solar radiation |
| B. | Electromagnetic spectrum |
| C. | Solar constant |
| D. | Electromagnetic constant |
| Answer» B. Electromagnetic spectrum | |
| 114. |
Which of the following is a measure of solar radiation energy received on a given surface area in a given time |
| A. | Radiation |
| B. | Reflection |
| C. | Insolation |
| D. | Refraction |
| Answer» D. Refraction | |
| 115. |
The most important component of the atmosphere which cause many weather phenomena is |
| A. | Oxygen |
| B. | Carbon dioxide |
| C. | Nitrogen |
| D. | Water vapour |
| Answer» E. | |
| 116. |
The lower layer Ionosphere is known as |
| A. | Troposphere |
| B. | Stratosphere |
| C. | Ozonosphere |
| D. | Thermosphere |
| Answer» E. | |
| 117. |
The stormy climate of the mid latitudes is a product of lying in the boundary zone of greatly contrasting air masses called the |
| A. | Polor front |
| B. | Tropical front |
| C. | Sub tropical front |
| D. | None |
| Answer» B. Tropical front | |
| 118. |
The Progressive wave theory regarding the origin of tides was put forth by |
| A. | R.A. Harris |
| B. | Issac Newton |
| C. | William Whe well |
| D. | G.B. Airy |
| Answer» D. G.B. Airy | |
| 119. |
The gas having the highest propotion in air is |
| A. | Oxygen |
| B. | Nitrogen |
| C. | Carbon dioxide |
| D. | Hydrogen |
| Answer» C. Carbon dioxide | |
| 120. |
The transfer of energy through matter from particle to particle is known as |
| A. | Convection |
| B. | Conduction |
| C. | Radiation |
| D. | Thermal anamoly |
| Answer» C. Radiation | |
| 121. |
Which of the following can be defined as vertical circulation that results from differences in density ultimately brought about by differences in temperature, and it involves the transfer of heat through the motion of hot fluid from one place to another |
| A. | Convection |
| B. | Conduction |
| C. | Radiation |
| D. | Transmission |
| Answer» B. Conduction | |
| 122. |
The last atmospheric layer has an altitude greater than 80 kilometers and is called |
| A. | Mesopause |
| B. | Stratopause |
| C. | Isothermal layer |
| D. | Thermosphere |
| Answer» E. | |
| 123. |
The difference in temperature between the warm, black side and the cooler white side causes gases to creep along the surface of the vanes. This effect is known as |
| A. | Radiation creep |
| B. | Nuclear creep |
| C. | Thermal creep |
| D. | Conduction creep |
| Answer» D. Conduction creep | |
| 124. |
The ozone layer in the atmosphere |
| A. | Create pollution |
| B. | Produce oxygen in the atmosphere |
| C. | Cause rainfall |
| D. | Protects life on earth from ultraviolet radiation |
| Answer» E. | |
| 125. |
Cold polar areas and subtropical continental deserts are locations where the volume of water vapour can approach |
| A. | zero percent |
| B. | 10 percent |
| C. | 15 percent |
| D. | 20 percent |
| Answer» B. 10 percent | |
| 126. |
Most of the phenomena related to weather take place in |
| A. | stratosphere |
| B. | ionosphere |
| C. | mesosphere |
| D. | troposphere |
| Answer» E. | |
| 127. |
Which of the following is a possible consequence of a greenhouse warming ? |
| A. | alteration of the world's water resources |
| B. | new weather patterns |
| C. | a rise in sea level |
| D. | all of the above |
| Answer» E. | |
| 128. |
Atmosphere is one of the following |
| A. | It is the result of climate |
| B. | It is the wind above the earth's surface |
| C. | It is liquid |
| D. | It is the mixture of gases |
| Answer» E. | |
| 129. |
Greenhouse gases are gases (water vapour, carbon dioxide, methane, nitrous oxide, and others) that can absorb the thermal energy emitted by the earth, creating the greenhouse effect, which |
| A. | warms the earth |
| B. | warms the universe |
| C. | changes water circulation |
| D. | changes thermodynamic process |
| Answer» B. warms the universe | |
| 130. |
When determining climate change, oxygen isotope measurements are made from an analysis of..................... |
| A. | ocean water |
| B. | cores from old trees |
| C. | glacial ice |
| D. | lava |
| Answer» D. lava | |
| 131. |
Generally the atmosphere gets saturated owing to |
| A. | Cooling of air |
| B. | Heating of air |
| C. | Mixing with hot air |
| D. | None of the above |
| Answer» B. Heating of air | |
| 132. |
Which one of the following zones of the atmosphere is rich in ozone gas ? |
| A. | Mesosphere |
| B. | Troposphere |
| C. | Stratosphere |
| D. | Ionosphere |
| Answer» D. Ionosphere | |
| 133. |
Cop - 4 denotes the fourth conference on climate change which was held in |
| A. | Kyoto |
| B. | Johannesberg |
| C. | Buenos |
| D. | Rome |
| Answer» D. Rome | |
| 134. |
What is the name of scale meant for recording weather condition |
| A. | Fahrenheit |
| B. | Barometer |
| C. | Hydrometer |
| D. | Opisometer |
| Answer» B. Barometer | |
| 135. |
Which one of the following is NOT included in Earth's climate system ? |
| A. | atmosphere |
| B. | solarsphere |
| C. | hydrosphere |
| D. | solid Earth |
| Answer» C. hydrosphere | |
| 136. |
Which of the following is associated with the astronomical theory of climate change ? |
| A. | obliquity of Earth's axis |
| B. | precession of Earth's axis |
| C. | eccentricity of Earth's orbit |
| D. | all of the above |
| Answer» E. | |
| 137. |
Rotation of the earth causes deflection of wind by |
| A. | Coriolis force |
| B. | Dynamic force |
| C. | Gradient force |
| D. | Gravity force |
| Answer» B. Dynamic force | |
| 138. |
The electrically charged gas molecules of the thermosphere reflect radio waves from the earth back into space. This layer also help in long distance communications |
| A. | Ionosphere |
| B. | Exosphere |
| C. | Mesosphere |
| D. | Stratosphere |
| Answer» B. Exosphere | |
| 139. |
Unequal heating of the Earth's surface creates pressure gradients that result in |
| A. | Anti cyclone |
| B. | Pressure systems |
| C. | Cyclone |
| D. | Wind |
| Answer» E. | |
| 140. |
The tropopause occurs at the equator at a height of |
| A. | 5 km |
| B. | 20 km |
| C. | 17 km |
| D. | 25 km |
| Answer» D. 25 km | |
| 141. |
Which one of the following is a significant contributor to increased levels of a atmospheric carbon dioxide ? |
| A. | refrigerant leakage |
| B. | large rice paddies |
| C. | aerosol spray can gases |
| D. | deforestation |
| Answer» E. | |
| 142. |
The composition of the atmosphere |
| A. | Varies from place to place |
| B. | Remains relatively constant in the lower layers |
| C. | Varies with Seasons |
| D. | Varies with latitudes |
| Answer» C. Varies with Seasons | |
| 143. |
Which of the following is not a green - house gas ? |
| A. | Carbon dioxide |
| B. | Methane |
| C. | Nitrous oxide |
| D. | Argon |
| Answer» E. | |
| 144. |
Air masses as an element of climate subsumes the characteristics of |
| A. | Temperature |
| B. | Humidity |
| C. | Stability |
| D. | All of the above |
| Answer» E. | |
| 145. |
The chemically inactive gas present in atmosphere is |
| A. | Nitrogen |
| B. | Argon |
| C. | Water vapour |
| D. | Oxygen |
| Answer» C. Water vapour | |
| 146. |
Which of the following components of the atmosphere has increased during the last 200 years ? |
| A. | Oxygen |
| B. | Water vapour |
| C. | Carbon dioxide |
| D. | Nitrogen |
| Answer» D. Nitrogen | |
| 147. |
Which of the following is NOT a significant natural cause of climate change ? |
| A. | erosion of the land |
| B. | plate tectonics |
| C. | volcanic activity |
| D. | solar variability |
| Answer» B. plate tectonics | |
| 148. |
The layer of the Earth's atmosphere that is directly above the stratosphere and directly below the thermosphere is called |
| A. | Mesopause |
| B. | Stratopause |
| C. | Isothermal layer |
| D. | Mesosphere |
| Answer» E. | |
| 149. |
Variations in duration of day and night are caused primarily because |
| A. | The earth is spherical in shape |
| B. | The earth is revolving around the sun |
| C. | The earth is rotating at varying speed |
| D. | The axis of the earth is inclined |
| Answer» E. | |
| 150. |
Water vapour has several very important functional roles on our planet. These are |
| A. | It redistributes heat energy on the Earth through latent heat energy exchange |
| B. | The condensation of water vapour creates precipitation that falls to the Earth's surface providing needed fresh water for plants and animals |
| C. | It helps warm the Earth's atmosphere through the greenhouse effect |
| D. | All of the above |
| Answer» E. | |