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 soil material is mainly derived from: |
| A. | metamorphic rocks |
| B. | sedimentary rocks |
| C. | igneous rocks |
| D. | biological action |
| Answer» B. sedimentary rocks | |
| 2. |
The theory of continental drift is supported by: 1. similarities between the coastline of South America and Africa 2. the similarity of rocks of Central Africa, southern India, Brazil and Australia 3. evidence of fossils 4. survival of marsupials in Australia |
| A. | I and II |
| B. | I, II and III |
| C. | II, III and IV |
| D. | I, II, III and IV |
| Answer» D. I, II, III and IV | |
| 3. |
The 'ring of fire' : 1. is associated with earthquakes 2. is associated with volca noes 3. goes round the Pacific Ocean 4. is associated with forest fires |
| A. | 1, 2 and 3 |
| B. | 2 and 3 |
| C. | 2 and 4 |
| D. | 1, 2, 3 and 4 |
| Answer» A. 1, 2 and 3 | |
| 4. |
In which type of rocks are coal and petroleum found? |
| A. | Granite |
| B. | Igneous |
| C. | Metamorphic |
| D. | Sedimentary |
| Answer» D. Sedimentary | |
| 5. |
Which metal is most abundant in the earth's crust? |
| A. | Calcium |
| B. | Magnesium |
| C. | Aluminium |
| D. | Iron |
| Answer» C. Aluminium | |
| 6. |
Molten rock below the surface of the earth is called: |
| A. | Basalt |
| B. | Laccolith |
| C. | Lava |
| D. | Magma |
| Answer» D. Magma | |
| 7. |
The Himalayas were formed due to : |
| A. | internal pressure of two large land forms |
| B. | faulting of the earth's crust |
| C. | folding of the earth's crust |
| D. | folding of the geo-syncline named Tethys |
| Answer» D. folding of the geo-syncline named Tethys | |
| 8. |
What is Weathering? |
| A. | Removal of earth's material by river action |
| B. | Removal of earth's material by wind action |
| C. | Breaking up and disintegration of rocks |
| D. | Hardening up of rocks due to weather conditions |
| Answer» C. Breaking up and disintegration of rocks | |
| 9. |
Which of the following is a chemical weathering process ? |
| A. | Frost Action |
| B. | Hydraulic Action |
| C. | Oxidation |
| D. | Thermal Expansion |
| Answer» C. Oxidation | |
| 10. |
Which of the following predominantly acts as the agent of chemical erosion of soil? |
| A. | Glacier |
| B. | Seawave |
| C. | Underground water |
| D. | Wind |
| Answer» C. Underground water | |
| 11. |
The most ideal conditions for the chemical weathering are found in : [CDS 1993] |
| A. | cold and dry regions |
| B. | cold and humid regions |
| C. | hot and dry regions |
| D. | hot and humid regions |
| Answer» D. hot and humid regions | |
| 12. |
Which of the following represents d process of chemical weathering? [CDS 1991] |
| A. | Thermal expansion and contraction |
| B. | Mass exfoliation |
| C. | Hydration and Hydrolysis |
| D. | Frost action and crystal growth |
| Answer» C. Hydration and Hydrolysis | |
| 13. |
Soil erosion can be prevented by: |
| A. | allowing herbivorous animals to graze freely |
| B. | growing plants on a large scale to form soil cover |
| C. | making the land sloppy |
| D. | adding chemicals to increase cohesion |
| Answer» B. growing plants on a large scale to form soil cover | |
| 14. |
Formation of pot holes in river beds is an example of: |
| A. | hydration |
| B. | erosion |
| C. | corrosion |
| D. | attrition |
| Answer» C. corrosion | |
| 15. |
Exposure of rock to the changes of temperature is the cause of: [IFS 1990] |
| A. | Biological weathering |
| B. | Chemical weathering |
| C. | Degradational weathering |
| D. | Mechanical weathering |
| Answer» D. Mechanical weathering | |
| 16. |
The removal of rock, layer by layer due to weathering is called: [NDA 2001] |
| A. | block disintegration |
| B. | dellation |
| C. | exfoliation |
| D. | granular disintegration |
| Answer» C. exfoliation | |
| 17. |
The denudational processes have not reduced the land masses to a level because: [IAS 2003] |
| A. | the sea level is changing |
| B. | the earth movements have uplifted the landmass |
| C. | there has not been enough time |
| D. | these processes are intermittent in action |
| Answer» B. the earth movements have uplifted the landmass | |
| 18. |
Which of the following is not an agent which produces physical features ? |
| A. | Denudation |
| B. | Deposition |
| C. | Volcanic eruption |
| D. | Conduction |
| Answer» D. Conduction | |
| 19. |
Bowl shaped depression created as a result of glacial erosion high on a mountain side is called: [IAS 2004] |
| A. | Glacial trough |
| B. | Hum |
| C. | Hanging Valley |
| D. | Cirque |
| Answer» D. Cirque | |
| 20. |
Decaying .vegetation produces organic acids which causes a breakdown of minerals. This is : |
| A. | physical weathering |
| B. | chemical weathering |
| C. | both (a) and (b) |
| D. | chemical erosion |
| Answer» B. chemical weathering | |
| 21. |
Which of the following statements is/are not true? 1. Chemical weathering is most common in limestone rocks 2. Chemical weathering is most active in wet regions with higher temperature 3. Rain action is a form of chemical weathering 4. Exfoliation is a process of chemical weathering |
| A. | A and D |
| B. | B and C |
| C. | A and B |
| D. | D |
| Answer» D. D | |
| 22. |
A V-shaped valley is a feature produced by: |
| A. | youthful river |
| B. | mature river |
| C. | old river |
| D. | all of the above |
| Answer» A. youthful river | |
| 23. |
Residual hill in the desert region is known as : [IAS 2004] |
| A. | Inlier |
| B. | Inselberg |
| C. | Playa |
| D. | Pediment |
| Answer» B. Inselberg | |
| 24. |
Although hot deserts have a very low annual rainfall, occasional heavy rain storms do occur and these sometimes produce steep-sided, flat-floored valleys called: |
| A. | gorges |
| B. | wadi |
| C. | canyons |
| D. | barchans |
| Answer» B. wadi | |
| 25. |
A weathering process in which layers of rocks peel off as expansion alternates with contraction, is known as : |
| A. | Shattering |
| B. | Block separation |
| C. | Granular disintegration |
| D. | Exfoliation |
| Answer» D. Exfoliation | |
| 26. |
Which one of the following statements is correct? [NDA 2004] Chemical weathering includes: |
| A. | oxidation, reduction and exfoliation |
| B. | carbonation, oxidation and exfoliation |
| C. | exfoliation, solution and reduction |
| D. | solution, oxidation and reduction |
| Answer» D. solution, oxidation and reduction | |
| 27. |
Which one of the following plate movements is responsible for the formation of midocean ridge? [IAS 2004] |
| A. | Divergent movement |
| B. | Convergent movement |
| C. | Transform fault movement |
| D. | Parallel movement |
| Answer» A. Divergent movement | |
| 28. |
A valley with steep, parallel walls along the faultlines, formed by the subsidence of a part of earth's crust is known as : [CDS 2004] |
| A. | Hanging Valley |
| B. | Gorge |
| C. | Canyon |
| D. | Rift Valley |
| Answer» D. Rift Valley | |
| 29. |
Out of the following geomorphic processes which one is associated with the work of glaciers? [NDA 2003] |
| A. | Corrosion |
| B. | Attrition |
| C. | Corrasion |
| D. | Plucking |
| Answer» D. Plucking | |
| 30. |
Which of the following is/are matched correctly? 1. Earthquake's origin - seismic focus 2. Epicentre - point on earth's surface directly above seismic focus 3. 5 waves - similar to sound waves 4. Richter scale - severity of earthquake |
| A. | 1, 2, 3 |
| B. | 1, 2, 3 and 4 |
| C. | 2 and 4 |
| D. | 3 and 4 |
| Answer» B. 1, 2, 3 and 4 | |
| 31. |
Which of the following is/are the correct characteristic(s) of primary seismic wave? [IAS 2004] |
| A. | It is a longitudinal and compressional wave |
| B. | It is analogous to sound waves |
| C. | It travels with faster speed through solids but slowly through liquids |
| D. | All the above three |
| Answer» D. All the above three | |
| 32. |
Consider the following statements: 1. P - waves are the first seismic waves to reach a place 2. S - waves travel only through liquids 3. Arrival time of P and S - waves is used to locate the epicentre 4. Richter scale is a logarithmic scale Which of the statements given above are correct? [IAS2004] |
| A. | 1, 2 and 3 |
| B. | 1, 3 and 4 |
| C. | 1 and 4 |
| D. | 3 and 4 |
| Answer» B. 1, 3 and 4 | |
| 33. |
The problem of leaching of the soil is more pronounced in the areas where the rainfall is: |
| A. | scanty |
| B. | less than average |
| C. | average |
| D. | heavy |
| Answer» D. heavy | |
| 34. |
Moon shaped sand-dunes, formed by wind action are called: |
| A. | Cirque |
| B. | Bajada |
| C. | Barkhans |
| D. | Mesa |
| Answer» C. Barkhans | |
| 35. |
When almost all the elevated portions are worn down by river erosion reducing an area to almost a plain region, it is termed as [CDS 1992] |
| A. | Fanplain |
| B. | Panplain |
| C. | Pediplain |
| D. | Peneplain |
| Answer» D. Peneplain | |
| 36. |
Which of the following influence the erosion of soil by water? [Railways 1994] 1. Slope of the land 2. Management practice like terracing 3. Soil salinity |
| A. | 1, 2 and 3 |
| B. | 1 and 2 |
| C. | 2 and 3 |
| D. | 1 and 3 |
| Answer» B. 1 and 2 | |
| 37. |
Which of the following is the highest plateau in the world? [CDS 1992] |
| A. | Colorado Plateau |
| B. | Pamir Plateau |
| C. | Patagonia Plateau |
| D. | Potwar Plateau |
| Answer» B. Pamir Plateau | |
| 38. |
Which is the proper order of seismic waves as they are received at seismograph station? |
| A. | L-wave, P-wave, S-wave |
| B. | P-wave, L-wave, S-wave |
| C. | P-wave, S-wave, L-wave |
| D. | S-wave, P-wave, L-wave |
| Answer» C. P-wave, S-wave, L-wave | |
| 39. |
Which European country has over 200 volcanoes, many of them still active? |
| A. | Finland |
| B. | Iceland |
| C. | Ireland |
| D. | Norway |
| Answer» B. Iceland | |
| 40. |
Earthquakes occur frequently in : |
| A. | Eastern coast of Asia |
| B. | Islands of South East Pacific Ocean |
| C. | Western coast of America |
| D. | all of the above areas |
| Answer» D. all of the above areas | |
| 41. |
The epicentre of an earthquake is the: [CDS 1992] |
| A. | point where P-waves touch the surface |
| B. | nearest point to the surface from the focus perpendicular to the earth's surface |
| C. | point of intersection of P and S wave fronts |
| D. | antipodal point |
| Answer» B. nearest point to the surface from the focus perpendicular to the earth's surface | |
| 42. |
Japan experiences frequent earth- quakes because it is located : [CDS 1994] |
| A. | on the eastern coast of Asia |
| B. | on the meeting point of two plates of the earth's crust |
| C. | amidst the ocean |
| D. | in the volcanic belt |
| Answer» B. on the meeting point of two plates of the earth's crust | |
| 43. |
Which of the following belts are associated with seismic activity? [NDA 1994] 1. Circum-Pacific Belt 2. Circum-Atlantic Belt 3. Mid-Continental Belt 4. Mid-Atlantic Belt |
| A. | 1, 2 and 4 |
| B. | 1, 3 and 4 |
| C. | 1, 2 and 3 |
| D. | 2, 3 and 4 |
| Answer» B. 1, 3 and 4 | |
| 44. |
Earthquakes occur due to: [Bank PO 1994] |
| A. | frequent occurrence of cyclones |
| B. | movement of plates of earth, which float on the hot volcanic mantle below the earth's surface |
| C. | too much pressure on land |
| D. | underground nuclear explosions |
| Answer» B. movement of plates of earth, which float on the hot volcanic mantle below the earth's surface | |
| 45. |
The movement inside the Earth's crust is studied by: [CDS 1992] |
| A. | Geodesy |
| B. | Geology |
| C. | Plate Tectonics |
| D. | Seismology |
| Answer» D. Seismology | |
| 46. |
Tsunami is a large sea wave caused by an earthquake experienced along the coasts of: [NDA 1991] |
| A. | India |
| B. | China |
| C. | Australia |
| D. | Japan |
| Answer» D. Japan | |
| 47. |
The intensity of earthquakes is measured on : [NDA 1992] |
| A. | Beaufort scale |
| B. | Richter scale |
| C. | Secant scale |
| D. | Mercalli scale |
| Answer» B. Richter scale | |
| 48. |
The transverse, longitudinal and surface waves in an earthquake originate from: |
| A. | the focus within the body of the earth |
| B. | the focus on the surface of the earth |
| C. | the epicentre on the surface of the earth |
| D. | the epicentre within the body of the earth |
| Answer» A. the focus within the body of the earth | |
| 49. |
Earthquakes rarely occur in: [NDA 1990] |
| A. | Alaska |
| B. | Brazil |
| C. | Mexico |
| D. | New Zealand |
| Answer» B. Brazil | |
| 50. |
Which of the following features is the product of vulcanicity ? [NDA 2008] |
| A. | Fold Mountain |
| B. | Escarpment |
| C. | Geosynclines |
| D. | Caldera |
| Answer» D. Caldera | |
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