Top 150+ Solved Rocks and Mountains MCQ Questions Answer
Q. 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
Q. 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
Q. 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
Q. Moon shaped sand-dunes, formed by wind action are called:
a. Cirque
b. Bajada
c. Barkhans
d. Mesa
Q. 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
Q. 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
Q. 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
Q. Which is the proper order of seismic waves as they are received at seismographstation?
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
Q. Which European country has over 200 volcanoes, many of them still active?
a. Finland
b. Iceland
c. Ireland
d. Norway
Q. 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
Q. 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
Q. 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
Q. 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
Q. 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
Q. The movement inside the Earth's crust is studied by: [CDS 1992]
a. Geodesy
b. Geology
c. Plate Tectonics
d. Seismology