51). 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 |
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52). The epicentre of an earthquake is the :
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 |
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53). Japan experiences frequent earthquakes because it is located :
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 |
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54). Which of the following belts are associated with seismic activity? 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 |
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55). Earthquakes occur due to :
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 |
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56). The movement inside the Earth's crust is studied by :
A). Geodesy |
B). Geology |
C). Plate Tectonics |
D). Seismology |
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57). Tsunami is a large sea wave caused by an earthquake experienced along the coasts of :
A). India |
B). China |
C). Australia |
D). Japan |
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58). The intensity of earthquakes is measured on :
A). Beaufort Scale |
B). Richter scale |
C). Secant scale |
D). Mercalli scale |
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59). Consider the following : 1. Climate 2. Topography of the area 3. Type of vegetation 4. Type of parent rock In any given are4a, which of the above govern/influence the soil formation?
A). 2 and 3 |
B). 1, 2 and 4 |
C). 1 and 4 |
D). 1, 2, 3 and 4 |
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60). Consider the following rocks : 1. Coal 2. Dolerite 3. Granite 4. Limestone Which of the above is/are sedimentary rocks?
A). 1, 2 and 3 |
B). 2, 3 and 4 |
C). 1 and 4 |
D). 4 only |
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