McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: General Knowledge (GK) , Union Public Service Commission (UPSC) , Indian Administrative Service (IAS) .
Chapters
| 1. |
The mapping of which of the following is most difficult ? |
| A. | Mountains |
| B. | Plateaus and Plains |
| C. | Interior of the Earth |
| D. | Oceans and their depth |
| Answer» C. Interior of the Earth | |
| 2. |
Tides in the sea have stored in them: [CDS 1994] |
| A. | hydraulic energy |
| B. | kinetic energy |
| C. | gravitational potential energy |
| D. | a combination of all the above three forms of energy |
| Answer» D. a combination of all the above three forms of energy | |
| 3. |
In the earliest days when life originated on earth, the atmosphere contained : [UDC 1993] |
| A. | free oxygen |
| B. | no oxygen |
| C. | oxygen in fixed form |
| D. | oxygen bound to carbon |
| Answer» D. oxygen bound to carbon | |
| 4. |
Which one of the following would have occured if the earth had NOT been inclined on its own axis? [CDS 2002] |
| 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» B. The seasons would not have changed | |
| 5. |
Latitude of place is indicative of its: [Asstt Comm PF 2002] |
| A. | time |
| B. | altitude |
| C. | amount of rainfall |
| D. | temperature |
| Answer» D. temperature | |
| 6. |
The upper part of the mantle upon which the crust of the Earth floats is called: [IAS 2003] |
| A. | barysphere |
| B. | mesophere |
| C. | mohorovic discontinuity |
| D. | asthenosphere |
| Answer» D. asthenosphere | |
| 7. |
Tides are complied and they vary from place to place because of: [IAS 2003] |
| A. | the movement of Moon in relation to Earth |
| B. | Uneven distribution of water over the globe |
| C. | irregularities in the configuration of oceans |
| D. | all of the above |
| Answer» D. all of the above | |
| 8. |
Which of the following phenomenon is/are the effect of the rotation of the Earth? [IAS 2003] 1. Apparent movement of the Sun, the Moon and the Stars. 2. Flatness of the poles and bulge at the Equator. 3. Occurrence of' sunrise, noon and sunset 4. Magnetic field of the earth. |
| A. | 1 and 3 |
| B. | 2 and 3 |
| C. | 1, 2 and 3 |
| D. | 1, 2, 3 and 4 |
| Answer» D. 1, 2, 3 and 4 | |
| 9. |
The earth rotates around its axis from: [RRB 1991] |
| A. | north to south |
| B. | east to west |
| C. | south to north |
| D. | west to east |
| Answer» D. west to east | |
| 10. |
The word used to describe the shape of earth is: |
| A. | flat |
| B. | circle |
| C. | sphere |
| D. | oblate spheroid |
| Answer» D. oblate spheroid | |
| 11. |
The mean radius of the earth is approximately: |
| A. | 3200 km |
| B. | 6400 km |
| C. | 9600 km |
| D. | 12800 km |
| Answer» B. 6400 km | |
| 12. |
What is the correct sequence of the following layers of the Earth as one moves from the surface to the interior: 1. Mantle 2. Crust 3. Core Select the correct answer by using the codes given below: [NDA 1993] |
| A. | 1, 2, 3 |
| B. | 1, 3, 2 |
| C. | 2, 1, 3 |
| D. | 3, 1, 2 |
| Answer» C. 2, 1, 3 | |
| 13. |
Summer Solstice in the Southern Hemisphere occurs on : |
| A. | December 22 |
| B. | September 23 |
| C. | June 21 |
| D. | March 21 |
| Answer» A. December 22 | |
| 14. |
One degree of the circumference of the earth measures(approx.) : |
| A. | 100km |
| B. | 111km |
| C. | 151km |
| D. | 175km |
| Answer» B. 111km | |
| 15. |
Spring tides occur when: [CDS 1993] |
| A. | the moon is nearest to the earth |
| B. | the moon is farthest from the earth |
| C. | the moon, the sun and the earth are at right angles with the earth at the apex |
| D. | the moon, the sun and the earth are in the same line |
| Answer» D. the moon, the sun and the earth are in the same line | |
| 16. |
Variation in duration of day and night is due to: 1. rotation of earth on its axis 2. revolution of earth around the sun 3. inclination of earth at an angle of |
| A. | 1and 2 |
| B. | 2 and 3 |
| C. | 1 and 3 |
| D. | 1, 2 and 3 |
| Answer» B. 2 and 3 | |
| 17. |
Days and nights are caused by : 1. rotation of the earth on its axis 2. revolution of the earth around the sun 3. inclination of the earth's axis |
| A. | only 1 is correct |
| B. | 1 and 2 are correct |
| C. | 2 and 3 are correct |
| D. | all are correct |
| Answer» A. only 1 is correct | |
| 18. |
The speed of rotation of the earth is the highest: [NDA 1994] |
| A. | along the Equator |
| B. | at the North Pole |
| C. | along the Tropic of Cancer |
| D. | along the Arctic Circle |
| Answer» A. along the Equator | |
| 19. |
"Mohs' Scale" is used to indicate the: [IAS 2003] |
| A. | degree of brittleness of a substance |
| B. | degree of hardness of minerals. |
| C. | degree of viscosity of a liquid |
| D. | degree of elasticity of a material |
| Answer» B. degree of hardness of minerals. | |
| 20. |
At neap tide: 1. the sun and moon exert their force at right angles 2. the tidal amplitude is high 3. the low tides are very low |
| A. | 1 |
| B. | 2 and 3 |
| C. | 1 and 2 |
| D. | 1, 2 and 3 |
| Answer» A. 1 | |
| 21. |
If a solar eclipse occurs when the moon is quite far from the earth, the eclipse would be likely to be : |
| A. | total |
| B. | partial |
| C. | annular |
| D. | none of these |
| Answer» C. annular | |
| 22. |
What can be the maximum duration of totality for a solar eclipse? |
| A. | 12.5 minutes |
| B. | 7 minutes 40 seconds |
| C. | 1 hour 40 seconds |
| D. | There is no maximum duration |
| Answer» B. 7 minutes 40 seconds | |
| 23. |
Which of the following are true regarding the crust of the earth? 1. It is the outer thin layer with a total thickness of about 100 km 2. It forms around 0.5 percent of the earth's volume 3. The outer covering of the crust is of sedimentary material 4. The lower layer of the crust consists of basaltic and ultra-basic rocks |
| A. | I and II |
| B. | I, II and III |
| C. | I, II and IV |
| D. | I, II, III and IV |
| Answer» C. I, II and IV | |
| 24. |
The total surface area of earth is : [CDS 2000] |
| A. | 510 million sq km |
| B. | 610 million sq km |
| C. | 710 million sq km |
| D. | 810 million sq km |
| Answer» A. 510 million sq km | |
| 25. |
What is the approximate equatorial circumference of the earth? [Hotel Management 1992] |
| A. | 30,000 Km |
| B. | 35,000 Km |
| C. | 40,000 Km |
| D. | 45,000 Km |
| Answer» C. 40,000 Km | |
| 26. |
The approximate diameter of the earth is : |
| A. | 4,200 Km |
| B. | 6,400 Km |
| C. | 12,800 Km |
| D. | 15,600 Km |
| Answer» C. 12,800 Km | |
| 27. |
The place which has the longest day and the shortest night on 22nd December, is : |
| A. | Chennai |
| B. | Madrid |
| C. | Melbourne |
| D. | Moscow |
| Answer» C. Melbourne | |
| 28. |
Geostationary orbit is at a height of: |
| A. | 6 km |
| B. | 1000 km |
| C. | 3600 km |
| D. | 36,000 km |
| Answer» D. 36,000 km | |
| 29. |
Owing to the equatorial bulge and the polar flattening, the polar radius of the earth falls short of the equatorial radius by about: [NDA 1991] |
| A. | 22 km |
| B. | 36 km |
| C. | 41 km |
| D. | 53 km |
| Answer» A. 22 km | |
| 30. |
The earth is at the least distance from the sun (Perihelion) on : |
| A. | December 22nd |
| B. | January 3rd |
| C. | July 4th |
| D. | June 21st |
| Answer» B. January 3rd | |
| 31. |
The earth is at the largest distance from the sun (Apehelion) on : |
| A. | June 21st |
| B. | January 3rd |
| C. | July 4th |
| D. | September 23rd |
| Answer» C. July 4th | |
| 32. |
The Earth rotates-around an axis pointing towards: [NDA 1991] |
| A. | the moon |
| B. | the pole star |
| C. | the sun |
| D. | Venus |
| Answer» B. the pole star | |
| 33. |
Which part of the earth's surface receives the highest amount of insolation? |
| A. | Tropical deserts |
| B. | Equatorial region |
| C. | Savanna region |
| D. | No such criteria |
| Answer» A. Tropical deserts | |
| 34. |
Which one of the following cities does not have the same clock time as that of the other three cities at any given instant? [IAS 2007] |
| A. | London (UK) |
| B. | Lisbon (Portugal) |
| C. | Accra (Ghana) |
| D. | Addis Ababa (Ethiopia) |
| Answer» D. Addis Ababa (Ethiopia) | |
| 35. |
Which of the following layers of the earth is believed to have the heaviest mineral materials of highest density ? |
| A. | Central core |
| B. | Crust |
| C. | Mantle |
| D. | Both (b) and (c) |
| Answer» A. Central core | |
| 36. |
Assume that the moon takes exactly 30 days to complete the cycle and also assume that it rises in the east exactly at 6.48 p.m., on the first day. On the fourth day, at what time will it rise? [IAS 2002] |
| A. | 8.24 p.m |
| B. | 9. 12 p.m |
| C. | 10.00 p.m |
| D. | 11.48 p.m. |
| Answer» C. 10.00 p.m | |
| 37. |
Which one of the following is present in the largest amount in terms of percent by mass in the earth's crust? [IAS 1997] |
| A. | Silicon |
| B. | Oxygen |
| C. | Carbon |
| D. | Calcium |
| Answer» B. Oxygen | |
| 38. |
Study the following diagram and say which of the given statements is not correct regarding it : |
| A. | It shows the earth's orbital position on 21st June |
| B. | All parallels in the northern hemisphere have days equal to nights |
| C. | There is continuous day north of the Arctic Circle |
| D. | South of the equator the length of the day decreases with increasing latitude |
| Answer» B. All parallels in the northern hemisphere have days equal to nights | |
| 39. |
The difference in the duration of day and night increases as one moves from: |
| A. | west to east |
| B. | east and west of the prime meridian |
| C. | poles to equator |
| D. | equator to poles |
| Answer» D. equator to poles | |
| 40. |
The sun is never overhead at any time in : 1. North Temperate Zone 2. South Temperate Zone 3. North Frigid Zone 4. Torrid Zone |
| A. | III only |
| B. | I, II and III |
| C. | II and III |
| D. | I, II, III and IV |
| Answer» B. I, II and III | |
| 41. |
Which of the following statements with regard to the term 'great circle' is not correct? |
| A. | Equator is a great circle |
| B. | A ship can save fuel and time by following the great circle arc between two points |
| C. | Only one great circle can be drawn on a sphere |
| D. | A great circle results when a plane passes through the centre of a sphere |
| Answer» C. Only one great circle can be drawn on a sphere | |
| 42. |
The term 'syzygy' is referred to when the: [IAS 2004] |
| A. | Earth is at perihelion and moon at perigee |
| B. | Earth is at apehelion and moon at apogee |
| C. | Moon and sun are at right angles with reference to the earth |
| D. | Moon, sun and earth lie along a straight line |
| Answer» D. Moon, sun and earth lie along a straight line | |
| 43. |
The sun reaches its maximum angular distance from the equator at the: |
| A. | zenith |
| B. | solstice |
| C. | equinox |
| D. | noontime |
| Answer» B. solstice | |
| 44. |
The South Pole experiences continuous light at: |
| A. | summer solstice |
| B. | winter solstice |
| C. | vernal equinox |
| D. | no time |
| Answer» B. winter solstice | |
| 45. |
The shortest day in Australia will be on: |
| A. | June 21 |
| B. | December 22 |
| C. | September 23 |
| D. | March 21 |
| Answer» A. June 21 | |
| 46. |
The permanent tilt of the earth's axis and the revolution of the earth in its orbit together cause: 1. deflection of winds and ocean currents 2. differences in time between places on different meridians 3. varying length of day and night at different times of the year 4. changes in the altitude of the mid-day sun at different times of the year |
| A. | II, III and IV |
| B. | I and IV |
| C. | III and IV |
| D. | I, II and III |
| Answer» C. III and IV | |
| 47. |
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» C. The angular distance east or west of the Greenwich meridian | |
| 48. |
On December 22, the sun: 1. is not visible at north pole 2. is only visible for a few minutes at the Antarctic Circle 3. rises south of east and sets south of west at the Tropic of Cancer 4. rises south of east and set south of west at the equator |
| A. | 1 and 3 |
| B. | 2, 3 and 4 |
| C. | 1, 3 and 4 |
| D. | 1, 2, 3 and 4 |
| Answer» C. 1, 3 and 4 | |
| 49. |
What is the correct sequence of the following in the context of the age of the earth since its origin? 1. Cenozoic 2. Mesozoic 3. Palaeozoic 4. Protozoic |
| A. | 4, 3, 1, 2 |
| B. | 3, 4, 2, 1 |
| C. | 3, 4, 1, 2 |
| D. | 4, 3, 2, 1 |
| Answer» D. 4, 3, 2, 1 | |
| 50. |
The latitude of a place expresses its angular position relative to the place of: |
| A. | axis of the earth |
| B. | equator |
| C. | north pole |
| D. | south pole |
| Answer» B. equator | |
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