List of Important MCQs On Geomorphology are given below :
MCQs on Geomorphology : Download pdf here
1. Consider the following statements:
1) The Earth’s magnetic field has reversed every few hundred thousand years.
2) When the Earth was created more than 4000 million years ago, there was 54% oxygen and no carbon dioxide.
3) When living organisms originated, they modified the early atmosphere of the Earth.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1,2 and 3
Answer : (c)
2. Which of the following phenomena might have influenced the evolution of organisms?
1) Continental drift
2) Glacial cycles
Select the correct answer using the code given below.
(a) 1 only
(b) 2 and 3 only
(c) Both 1 and 2
(d) 1, 2 and 3
Answer : (c)
3. On the planet earth, most of the freshwater exists as ice caps and glaciers. Out of the remaining freshwater, the largest proportion
(a) Is found in atmosphere as moisture and clouds
(b) Is found in freshwater lakes and rivers
(c) Exists as groundwater
(d) Exists as soil moisture
Answer : (c)
4. Consider the following:
- Electromagnetic radiation
- Geothermal energy
- Gravitational force
- Plate movements
- Rotation of the earth
- Revolution of the earth
Which of the above are responsible for bringing dynamic changes on the surface of the earth?
(a) 1, 2, 3 and 4 only
(b) 1, 3, 5 and 6 only
(c) 2, 4, 5 and 6 only
(d) 1, 2, 3, 4, 5 and 6 only
Answer : (d)
5. The Brahmaputra, Irrawaddy and Mekong rivers originate in Tibet and flow through narrow and parallel mountain ranges in their upper reaches. Of these rivers, Brahmaputra makes a “U” turn in its
course to flow into India. This “U” turn is due to
(a) Uplift of folded Himalayan series
(b) Syntaxial bending of geologically young Himalayas
(c) Geo-tectonic disturbance in the tertiary folded mountain chains
(d) Both (a) and (b) above
Answer : (d)
6. In the structure of planet Earth, below the mantle, the core is mainly made up of which one of the following?
(a) Aluminium
(b) Chromium
(c) Iron
(d) Silicon
Answer : (c)
7. Consider the following statements:
1) The Richter scale is a logarithmic scale and so an increase of 1 magnitude unit represents a factor of 10 times in amplitude.
2) Each integer reading of the Richter scale has energy 100 times that of the previous integer reading.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Answer : (c)
8. Consider the following geological phenomena:
1) Development of a fault
2) Movement along a fault
3) Impact produced by a volcanic eruption
4) Folding of rocks
Which of the above cause earthquakes?
(a) 1, 2 and 3
(b) 2 and 4
(c) 1, 3 and 4
(d) 1, 2, 3 and 4
Answer : (d)
9. Consider the following statements:
1) Most magmas are a combination of liquid, solid and gas
2) Water vapour and carbon dioxide are the principal gases dissolved in a magma
3) Basaltic magma is hotter than the silicic magma
4) The magma solidified between sedimentary rocks in a horizontal position is known as dyke
Which of these statements are correct?
(a) 1, 2 and 3
(b) 1 and 4
(c) 2, 3 and 4
(d) 1, 2 and 4
Answer : (a)
10. Where is the volcanic mountain, Mount St Helens located?
(a) Chile
(b) Japan
(c) Philippines
(d) United States of America
Answer : (d)
11. Volcanic eruptions do not occur in the
(a) Baltic Sea
(b) Black Sea
(c) Caribbean Sea
(d) Caspian Sea
Answer : (a)
12. Consider the following statements regarding the earthquakes:
1) The intensity of earthquake is measured on Mercalli Scale
2) The magnitude of an earthquake is a measure of energy release
3) Earthquake magnitudes are based on direct measurements of the amplitude of seismic waves
4) In the Richter Scale, each whole number demonstrates a hundred fold increase in the amount of energy released
Which of these statements are correct?
(a) 1, 2 and 3
(b) 2, 3 and 4
(c) l and 4
(d) 1 and 3
Answer : (a)
13. Consider the following statements:
- The axis of the earth’s magnetic field is inclined at 23 to the geographic axis of the earth.
- The earth’s magnetic pole in the northern hemisphere is located on a peninsula in northern Canada.
- Earth’s magnetic equator passes through Thumba in South India.
Which of the statements given above is/are correct?
(a) 1,2 and 3
(b) 2 and 3
(c) 2 only
(d) 3 only
Answer : (d)
14. Assertion: The weight of a body decreases with the increase latitude on earth.
Reason: The earth is not a perfect sphere.
(a) Both A are R are true R is the correct explanation of A
(b) Both A and R are true but R is not a correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
Answer : (d)
15. Assertion: The amount of moisture in the atmosphere is related to latitude.
Reason: The capacity to hold moisture in the form of water vapour is related to temperature.
(a) Both A are R are true R is the correct explanation of A
(b) Both A and R are true but R is not a correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
Answer : (a)
16. New Zealand is an example of
(a) Convergent plate boundary
(b) Divergent plate boundary
(c) Conservative plate boundary
(d) Both convergent and conservative plate boundaries
Answer : (d)
17. The San Andreas Fault is an example of:
(a) Normal fault
(b) Reverse fault
(c) Right lateral strike slip
(d) Left lateral strike slip
Answer : (c) (San Andreas Fault represents conservative margin of the plate also known as transform fault).
18. Which of the following type of weathering is generally dominant in Greater Himalayas?
(a) Block disintegration
(b) Scree formation
(c) Exfoliation
(d) Granular disintegration
Answer : (a)
19. Which one of the following comprises the largest reservoir of the earth’s oxygen?
(a) Lithosphere
(b) Atmosphere
(c) Hydrosphere
(d) Biosphere
Answer : (a)
20. In a fold if both limbs are parallel as well as horizontal to each other, it would be a case of which of the following types of fold?
(a) Isocline
(b) Recumbent
(c) Open
(d) Closed
Answer : (b)
21. Which of the following is not a part of Circum-Pacific Volcanic belt?
(a) Aleutian islands
(b) Mindanao island
(c) Azores islands
(d) Sakhalin island
Answer : (c)
22. The constructive margin of lithospheric plates is presented by which of the following?
(a) Ural mountains
(b) Mariana trench
(c) Indo-Gangetic plain
(d) Mid-Atlantic ridge
Answer : (d)
23. The Two Cycle Theory on the origin of limestone caverns was proposed by
(a) Davis
(b) Gardner
(c) Malott
(d) Swinerton
Answer : (a)
24. Which one of the following is a fluvio-glacial deposit?
(a) Pediplain
(b) Kame terrace
(c) Floodplain
(d) Loess plains
Answer : (b)
25. Which one of the following phenomena plays a vital role in the dispersion of majestic dinosaurs?
(a) Volcanic eruption
(b) Zonal faulting
(c) Global cooling
(d) Continental drift
Answer : (d)
Also refer : Geography
