MCQOPTIONS
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MCQOPTIONS
This section includes 409 Mcqs, each offering curated multiple-choice questions to sharpen your Geography knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
An aeroplane takes off from 30° N latitude, 50° E longitude and lands at the opposite end of the earth. Where does it land? |
| A. | 0° N Lat., 50° W Long |
| B. | 0° S Lat., 130° W Long |
| C. | 0° N Lat., 30° W Long |
| D. | 0° N Lat., 130°W Long |
| Answer» C. 0° N Lat., 30° W Long | |
| 152. |
What are the imaginary lines encircling the Earth horizontally called? |
| A. | atitudes |
| B. | ongitudes |
| C. | sobars |
| D. | sotherms |
| Answer» B. ongitudes | |
| 153. |
Which of these statements are correct? 1. Earth is the fourth largest planet of the solar system2. Earth's circumference is about 45000 km3. Earth's polar diameter is about 43 km shorter than its equatorial diameter4. Earth has a total surface area of 510 million sq.km |
| A. | and 2 |
| B. | and 4 |
| C. | and 3 |
| D. | and 4 |
| Answer» E. | |
| 154. |
The word used to describe the shape of earth is ________ |
| A. | lat |
| B. | ircle |
| C. | phere |
| D. | blate spheroid |
| Answer» E. | |
| 155. |
Antipodes are ________ |
| A. | ines joining places having a time difference of 12 hours |
| B. | laces diametrically opposite on earth's surface |
| C. | laces located at a point where degree of latitude is equal to degree of longitude |
| D. | ines joining places having the same depths |
| Answer» C. laces located at a point where degree of latitude is equal to degree of longitude | |
| 156. |
Which of the following statements regarding the International Date line are correct?1. It is a longitude of 180°2. It is determined by 180° longitude but is not a straight line3. It is a Greenwich meridian helping in fixing time and date4. It solves the problem of time and date among the World's nations |
| A. | and 4 |
| B. | and 4 |
| C. | and 3 |
| D. | and 4 |
| Answer» E. | |
| 157. |
The shortest day in Australia will be on ________ |
| A. | 1-06-2021 |
| B. | 1-12-2022 |
| C. | 1-09-2023 |
| D. | 1-03-2021 |
| Answer» B. 1-12-2022 | |
| 158. |
What is the correct sequence of the following in the context of the age of the earth since its origin?1. Cenozoic2. Mesozoic3. Palaeozoic4. Protozoic |
| A. | , 3, 1, 2 |
| B. | , 4, 2, 1 |
| C. | , 4, 1, 2 |
| D. | , 3, 2, 1 |
| Answer» E. | |
| 159. |
The position of the sun is annually twice overhead at Singapore because of the ________ |
| A. | otation of the earth |
| B. | evolution of the earth |
| C. | lliptical path of the earth's orbit |
| D. | arallelism of inclined axis of the earth |
| Answer» E. | |
| 160. |
A radio broadcast from Delhi on Monday at 7.30 p.m. is heard at New York on ________ |
| A. | uesday at 8.35 p.m. |
| B. | he same day at 7.30 p.m. |
| C. | he same day at 7:30 a.m. |
| D. | unday at 8.35 p.m. |
| Answer» D. unday at 8.35 p.m. | |
| 161. |
Geostationary orbit is at a height of ________ |
| A. | km |
| B. | 000 km |
| C. | 600 km |
| D. | 6,000 km |
| Answer» E. | |
| 162. |
The seasonal contrasts are maximum in ________ |
| A. | ow latitudes |
| B. | id-latitudes |
| C. | ub tropics |
| D. | igh latitudes |
| Answer» C. ub tropics | |
| 163. |
A 3 m high vertical earth retaining wall retains a dry granular backfill with angle of internal friction of 30° and unit weight of 20 kN/m3. If the wall is prevented from yielding (no movement), the total horizontal thrust (in kN per unit length) on the wall is |
| A. | 0 |
| B. | 30 |
| C. | 45 |
| D. | 270 |
| Answer» D. 270 | |
| 164. |
If the soil density is 'w', 'Φ' is the angle of repose and height of retaining wall is 'h', then the active earth pressure on the wall will be- |
| A. | \(\dfrac{wh^2}{2}\dfrac{(1+sin\phi)}{(1-sin\phi)}\) |
| B. | \(\dfrac{wh^2}{3}\dfrac{(1-sin\phi)}{(1+sin\phi)}\) |
| C. | \(\dfrac{wh^2}{3}\dfrac{(1+sin\phi)}{(1-sinv)}\) |
| D. | \(\dfrac{wh^2}{2}\dfrac{(1-sin\phi)}{(1+sin\phi)}\) |
| Answer» E. | |
| 165. |
Coefficient of earth pressure at rest is given by |
| A. | k0 = 1 – sin ϕ /1 + sin ϕ |
| B. | k0 = 1 – sin ϕ |
| C. | k0 = 1 + sin ϕ /1 – sin ϕ |
| D. | k0 = 1 + sin ϕ |
| Answer» C. k0 = 1 + sin ϕ /1 – sin ϕ | |
| 166. |
Consider the following statements:1. Uniform surcharge increases active earth pressure even as it decreases passive resistance.2. For analysing the conditions at a masonry gravity wall, application of Coulomb's theory of earth Pressure is preferred.3. Culmann’s method is applicable to a stratified backfill; whereas Poncelet's method is not.Which of the above statements are correct? |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 2 and 3 |
| D. | 1, 2 and 3 |
| Answer» B. 1 and 3 | |
| 167. |
A vertical cut is to be made in a soil mass having cohesion c, angle of internal friction ϕ, and unit weight γ. Considering Ka and Kp as the coefficients of active and passive earth pressures, respectively, the maximum depth of unsupported excavation is: |
| A. | \(\frac{{4c}}{{\gamma \sqrt {{K_p}} }}\) |
| B. | \(\frac{{2c\sqrt {{K_p}} }}{\gamma }\) |
| C. | \(\frac{{4c\sqrt {{K_a}} }}{\gamma }\) |
| D. | \(\frac{{4c}}{{\gamma \sqrt {{K_a}} }}\) |
| Answer» E. | |
| 168. |
In the passive state of cohesionless soil, minor stress is |
| A. | horizontal |
| B. | vertical |
| C. | 45° to horizontal |
| D. | 30° to horizontal |
| Answer» C. 45° to horizontal | |
| 169. |
Consider the following statements:1. The required yield of a retaining wall to reach equilibrium in the active case is less than for the passive case.2. The active pressure caused by a cohesionless backfill on a smooth vertical retaining wall may be recused by compacting the backfill.3. Given a choice, one should prefer a cohesive soil for a backfill vis-à-vis a non-cohesive soil.Which of the above statements are correct? |
| A. | 1, 2 and 3 only |
| B. | 1 and 2 only |
| C. | 1 and 3 only |
| D. | 2 and 3 only |
| Answer» C. 1 and 3 only | |
| 170. |
A retaining wall 10 m high with a vertical back retains moist sand with a horizontal surface. If unit weight of sand is 15 KN/cum and the angle of internal friction is 30 degree, the total active pressure (in KN) experienced by the wall per m run is |
| A. | 25 |
| B. | 2250 |
| C. | 250 |
| D. | 23 |
| E. | 83.33 |
| Answer» D. 23 | |
| 171. |
A rigid retaining wall of 6 m height has a saturated backfill of soft clay soil. What is the critical height when the properties of the clay soil are:γsat = 17.56 kN/m3 and cohesion C = 18 kN/m2 |
| A. | 1.1 m |
| B. | 2.1 m |
| C. | 3.1 m |
| D. | 4.1 m |
| Answer» E. | |
| 172. |
A vertical cut is to be made in saturated clay with C =14 KN/m2, ϕ = 0° and γ = 21 KN/m3 without side collapse, what is the theoretical depth to which the clay can be excavated |
| A. | 1.67m |
| B. | 2.67m |
| C. | 3.67m |
| D. | 4.33m |
| Answer» C. 3.67m | |
| 173. |
For a certain soil, the angle of internal friction is 30°. The coefficient of active and passive pressure, respectively, will be |
| A. | 0.5, 0.8 |
| B. | 0.4, 1.2 |
| C. | 0.6, 2.4 |
| D. | 0.33, 3 |
| Answer» E. | |
| 174. |
A vertical cut is to be made in a saturated clay with c = 18 kN/m2 , ɸ = 0° and γ = 16 kN/m3 . What is the theoretical depth to which the clay can be excavated without side collapse? |
| A. | 0.89 m |
| B. | 2.5 m |
| C. | 4.5 m |
| D. | 9 m |
| Answer» D. 9 m | |
| 175. |
If the difference in time between, two places were 2 hours and 20 minutes, then the difference in their longitudes would be ________%! |
| A. | 30° |
| B. | 35° |
| C. | 40° |
| D. | 45° |
| Answer» C. 40¬¨‚àû | |
| 176. |
Which of the following best describes longitude?%! |
| A. | An imaginary line joining north and south poles |
| B. | The distance between a place east or west of the Greenwich Meridian |
| C. | The angular distance east or west of the Greenwich meridian |
| D. | The position of a place on earth's surface with reference to the Prime Meridian |
| Answer» D. The position of a place on earth's surface with reference to the Prime Meridian | |
| 177. |
Which one of the following cities does not have the same clock time as that of the other three cities at any given instant?%! |
| A. | London (UK |
| B. | Lisbon (Portugal) |
| C. | Accra (Ghana) |
| D. | Addis Ababa (Ethiopia) |
| Answer» E. | |
| 178. |
If the earth's direction of rotation is reversed, what would be the IST when it is noon at the International Date Line?%! |
| A. | 06.30 hrs |
| B. | 05.30 hrs |
| C. | 18.30 hrs |
| D. | 17.30 hrs |
| Answer» D. 17.30 hrs | |
| 179. |
The deflection of the winds to the right in the northern hemisphere is caused by |
| A. | Revolution of the Earth |
| B. | Rotation of the Earth |
| C. | Uneven heating of the Earth |
| D. | All the above |
| Answer» C. Uneven heating of the Earth | |
| 180. |
The tide at its maximum height is known as ________%! |
| A. | Equinox |
| B. | Neap tide |
| C. | Spring tide |
| D. | Tsunami |
| Answer» D. Tsunami | |
| 181. |
The approximate diameter of the earth is ________%! |
| A. | 4,200 Km |
| B. | 6,400 Km |
| C. | 12,800 Km |
| D. | 15,600 Km |
| Answer» D. 15,600 Km | |
| 182. |
The longitudinal, transverse and surface waves in an earthquake originate from%! |
| A. | The focus within the body of the earth |
| B. | The epicentre on the surface of the earth |
| C. | The focus on the surface of the earth |
| D. | The epicentre within the body of the earth |
| Answer» B. The epicentre on the surface of the earth | |
| 183. |
Through which one of the following countries the Tropic of Cancer does not pass through?%! |
| A. | Bangladesh |
| B. | China |
| C. | Myanmar |
| D. | Nepal |
| Answer» E. | |
| 184. |
Through which one of the following groups of countries does the Equator pass?%! |
| A. | Brazil, Zambia and Malaysia |
| B. | Colombia, Kenya and Indonesia |
| C. | Brazil, Sudan and Malaysia |
| D. | Venezuela, Ethiopia and Indonesia |
| Answer» C. Brazil, Sudan and Malaysia | |
| 185. |
When rain falls through a cold layer of air Dear the Earth's surface, raindrops get frozen into ice. This type of precipitation is called%! |
| A. | Hail |
| B. | Snowfall |
| C. | Snowstorm |
| D. | Sleet |
| Answer» E. | |
| 186. |
Which of the following pairs is wrong?%! |
| A. | Isohyet - Humidity |
| B. | Isobar - Pressure |
| C. | IsohaleSun - light |
| D. | Isotherm - Temperature |
| Answer» B. Isobar - Pressure | |
| 187. |
Day and night are formed%! |
| A. | Due to the shape of the orbit of Earth |
| B. | Due to the motion of revolution |
| C. | Due to the speed of rotaion |
| D. | None of these |
| Answer» D. None of these | |
| 188. |
What is the approximate circumference of Earth?%! |
| A. | 40,000 Km |
| B. | 60,000 Km |
| C. | 80,000 Km |
| D. | 1,00,000 Km |
| Answer» B. 60,000 Km | |
| 189. |
Equinox occurs when the Sun is vertically above%! |
| A. | Tropic of Capricorn |
| B. | Tropic of Cancer |
| C. | Poles |
| D. | Equator |
| Answer» E. | |
| 190. |
The position of the sun is annually twice overhead at Singapore because of the ________%! |
| A. | Rotation of the earth |
| B. | Revolution of the earth |
| C. | Elliptical path of the earth's orbit |
| D. | Parallelism of inclined axis of the earth |
| Answer» E. | |
| 191. |
*$_What percentage of insolation is received by the earth's surface?? |
| A. | 0.47 |
| B. | 0.51 |
| C. | 0.66 |
| D. | 0.87 |
| Answer» B. 0.51 | |
| 192. |
*$_What is the approximate equatorial circumference of the earth?? |
| A. | 30,000 Km |
| B. | 35,000 Km |
| C. | 40,000 Km |
| D. | 45,000 Km |
| Answer» D. 45,000 Km | |
| 193. |
*$_Which one of the following would have occured if the earth had NOT been inclined on its own axis?? |
| A. | All the seasons would have been of same duration |
| B. | The seasons would not have changed |
| C. | The summers would have been of longer duration |
| D. | The winters would have been of longer duration |
| Answer» C. The summers would have been of longer duration | |
| 194. |
*$_The position of the sun is annually twice overhead at Singapore because of the ________? |
| A. | Rotation of the earth |
| B. | Revolution of the earth |
| C. | Elliptical path of the earth's orbit |
| D. | Parallelism of inclined axis of the earth |
| Answer» E. | |
| 195. |
*$_Which of the following statements is true?? |
| A. | Arctic circle, antarctic circle and equator are great circles |
| B. | Both equator and longitudes are great circles |
| C. | Both latitudes and longitudes are great circles |
| D. | Both equator and latitudes are great circles |
| Answer» C. Both latitudes and longitudes are great circles | |
| 196. |
*$_Which of the following statements is correct ?1. All meridians are of the same length2. All latitudes are of the same length3. The Prime Meridian is the longest meridian4. The Equator is the longest latitude? |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 3 and 4 |
| D. | 1 and 4 |
| Answer» E. | |
| 197. |
*$_The approximate diameter of the earth is ________? |
| A. | 4,200 Km |
| B. | 6,400 Km |
| C. | 12,800 Km |
| D. | 15,600 Km |
| Answer» D. 15,600 Km | |
| 198. |
*$_When a ship crosses Date line from west to east ________? |
| A. | It loses one day |
| B. | It gains one day |
| C. | It loses half a day |
| D. | It gains half a day |
| Answer» C. It loses half a day | |
| 199. |
*$_In the context of 'time' GMT means? |
| A. | General Meridian Time |
| B. | Greenwich Mean Time |
| C. | Global Mean Time |
| D. | None of these |
| Answer» C. Global Mean Time | |
| 200. |
*$_What are the imaginary lines touching both the poles of Earth called?? |
| A. | Latitudes |
| B. | Longitudes |
| C. | Isobars |
| D. | Isotherms |
| Answer» C. Isobars | |