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UPSC and State PSC Prelims Exam Indian Geography Question Bank
Q.1) With respect to the chemical composition of
earth’s layers consider the following statements:
1. The continental crust is thicker in the areas of
major mountain systems.
2. Oceanic crust is thinner as compared to the
continental crust.
3. The lower mantle extends beyond the asthenosphere.
It is in solid state.
4. Core has the heaviest mineral materials of highest
density.
5. Gutenberg Discontinuity – lies between the mantle
and the outer core.
Which of the following statements are correct?
a) Only 1,2,3,4
b) Only 1,3,4,5
c) Only 2,3,4,5
d) All of the above
Solution (d)
Q.2) Consider the following statements regarding The
Paleomagnetism:
1. Some of the strongest evidence in support of the
theory of seafloor spreading and plate tectonics comes from studying the
magnetic fields surrounding oceanic ridges.
2. Rocks formed from underwater volcanic activity were
mainly basalt, which is rich in silica and low in iron.
3. Basalt contains magnetic minerals and as the rock is
solidifying, these minerals align themselves in the direction of the magnetic
field.
4. When Earth’s magnetic field undergoes a reversal,
the polarity recorded in the magma remains same.
Which of the above statements are correct?
a) Only 1, 3, 4
b) Only 2, 3, 4
c) Only 2, 4
d) Only 1, 3
Solution (d)
Q.3) In February 2017 the Barren Island saw another
huge volcanic eruption and filled the sea with red lava fountains jutting out
of the crater. Consider the following statements regarding it:
1. It is home to Asia’s and India’s only active volcano.
2. The volcano here was dormant for a long time, but in
the year 1991 it experienced an explosion which was quite major.
Which of the above statements is/are correct?
a) Only 1
b) Only 2
c) Both 1 and 2
d) Neither 1 nor 2
Solution (b)
Q.4) Consider the following statements regarding volcanic
eruption:
1. After the eruption of magma has ceased, the crater
frequently turns into a lake called a ‘caldera’.
2. Oregan Lake in USA is the largest volcanic Crater
Lake in the world.
Which of the above statements is/are correct?
a) Only 1
b) Only 2
c) Both 1 and 2
d) Neither 1 nor 2
Solution (a)
Q.5) Consider following regarding diastrophism:
1. Diastrophism includes orogeny, epeirogeny,
earthquake, plate tectonics and seafloor spreading.
2. Orogenic processes involves mountain building
through severe folding and affecting long and narrow belts of the earth’s
crust.
3. Epeirogenic processes involving uplift or warping of
large parts of the earth’s crust.
4. Epeirogeny is a mountain building process whereas
Orogeny is continental building process.
Which of the above statements are correct?
a) Only 1, 2
b) Only 1, 4
c) Only 1, 3
d) Only 2, 3
Solution (d)
Q.6) CCEA approves survey project of Un-appraised Areas
of Sedimentary Basins. Consider the following statements regarding it:
1. Sedimentary basin is a low area in the Earth’s
crust, of tectonic origin, in which sediments accumulate and are confined to
small area of ocean basin.
2. The project will be implemented by Oil India Limited
(OIL) and Oil and Natural Gas Corporation (ONGC).
3. India has total 26 sedimentary basins spread over on-land,
shallow water and deep water.
4. More than 50 percent of total sedimentary basin area
does not have adequate geoscientific data.
Which of the following options are true?
a) 1, 2 and 3
b) 1 and 3
c) 2 and 3
d) All of the above
Solution (c)
Q.7) Consider the following statements regarding Sinkhole/Swallow
Hole:
1. Sinkholes are triangular shaped depressions having
an average depth of three to nine metres.
2. These holes are developed by enlargement of the
cracks found in such rocks, as a result of continuous solvent action of the
river water.
3. The surface streams which sink disappear underground
through swallow holes.
Which of the above statements is/are incorrect?
a) Only 1, 2
b) Only 2, 3
c) Only 1, 3
d) Only 1
Solution (a)
Q.8) which lake has now made it to the Limca Book of
Records for having India’s largest floating island?
a) Kolleru lake
b) Vembanad lake
c) Pangong lake
d) Hebbagodi Lake
Solution (d)
Q.9) Consider the following statements regarding island
arc formation:
1. In Ocean – Ocean Convergence, a denser oceanic plate
sub ducts below a less dense oceanic plate forming a trench along the boundary.
2. As the ocean floor crust (oceanic plate) loaded with
sediments sub ducts into the softer asthenosphere, the rocks on the continental
side in the subduction zone become metamorphosed under high pressure and
temperature.
3. A continuous upward movement of magma creates
constant volcanic eruptions at the ocean floor.
4. Such volcanic landforms all along the boundary form
a chain of volcanic islands which are collectively called as Island Arcs
Which of the above statements are correct?
a) Only 1, 2, 3
b) Only 2, 3, 4
c) Only 1, 3, 4
d) All of the above
Solution (d)
Q.10) what is the name of the India had launched to
provide assistance to earthquake and tsunami victims in Indonesia recently?
a) Operation Samudra Shakti
b) Operation Samudra Maitri
c) Operation Samudra Ekta
d) None of the above
Q.10) Solution (b)
Explanation:
India had launched massive humanitarian operation
Samudra Maitri to provide assistance to earthquake and tsunami victims in
Indonesia.
Q.11) With respect to seismic waves consider the
following statements:
1. P-waves move faster and are the first to arrive at
the surface.
2. A secondary wave cannot pass through liquids or
gases.
3. They are low frequency, long wavelength, and
transverse vibration.
Which of the above statements is/are incorrect?
a) Only 1
b) Only 2
c) Only 3
d) None of the above
Solution (d)
Q.12) Consider following statements regarding
continental drift theory:
1. Continental drift refers to the movement of the
continents relative to the ocean floor.
2. Gravity of the earth, buoyancy of the seas and the
tidal currents were given as the main factors causing the drift, by Wegener.
3. One criticism of this theory is Continental Drift
Theory shifts India’s position too much to the south, distorting its relation
with the Mediterranean Sea and the Alps.
Which of the above statements is/are correct?
a) Only 1, 2
b) Only 2, 3
c) Only 1, 3
d) All of the above
Solution (b)
Q.13) Consider the following statements regarding fold
mountains:
1. Fold mountains are formed when sedimentary rock
strata in geosynclines are subjected to tangential forces.
2. They are the loftiest mountains and they are
generally concentrated along continental margins
3. The Aravali Range in India is the oldest fold
mountain systems in the India.
Which of the above statements is/are incorrect?
a) Only 2
b) Only 2,3
c) Only 1
d) All of the above
Solution (c)
Q.14) Consider following statements regarding marine
erosional landforms:
1. Sea Cliff is shoreline marked by a steep bank.
2. When waves from opposite directions strike a narrow
wall of rock, differential erosion of the rock leaves a bridge like structure
called Stack.
3. When a portion of the sea arch collapses, the
remaining column-like structure is called a sea arch.
Which of the above statements is/are correct?
a) Only 1
b) 1 and 2
c) 2 and 3
d) All of the above
Solution (a)
Q.15) Consider the following statements regarding arid
landform:
1. In hill slope geomorphology, a gully is a narrow and
shallow channel cut into soil by the erosive action of flowing water.
2. A rill is a landform created by running water. Rills
resemble large ditches or small valleys, which are few metres to tens of metres
in depth and width.
3. A ravine is a landform narrower than a canyon and is
often the product of stream cutting erosion. Ravines are typically classified
as larger in scale than gullies, although smaller than valleys.
Which of the following statements is/are incorrect?
a) Only 1, 2
b) Only 2, 3
c) Only 1, 3
d) None of the above
Solution (a)
Q.16) Consider the following statements:
1. Granite is a typical example of intrusive rock
system.
2. Plutonic rocks are rocks formed by rapid cooling of
the lava thrown out during volcanic eruptions.
3. The Deccan traps in the peninsular region are of
basaltic origin.
Which of the above statements is/are correct?
a) Only 1, 2
b) Only 2, 3
c) Only 1, 3
d) None of the above
Solution (c)
Q.17) Consider the following statement:
1. Peneplain refers to an undulating featureless plain
punctuated with low-lying residual hills of resistant rocks. It is considered
to be an end product of an erosional cycle.
2. The outer bend of the loop in a meander is
characterized by intensive erosion and vertical cliffs and is called the slip
off side. This side has a concave slope.
3. The inner side of the loop is characterized by
deposition, a gentle convex slope, and is called the cliff slope side.
Which of the following statements is/are incorrect?
a) Only 1, 2
b) Only 2, 3
c) Only 1, 3
d) None
Solution (b)
Q.18) Consider the following statements regarding Doklam
plateau:
1. Doklam is an area with a plateau and a valley, lying
between Tibet’s Chumbi Valley to the north, Bhutan’s Ha Valley to the east and
India’s Sikkim state to the west.
2. It has been depicted as part of Bhutan in the
Bhutanese maps since 1961, but it is also claimed by China.
Which of the above statements is/are correct?
a) Only 1
b) Only 2
c) Both 1 and 2
d) Neither 1 nor 2
Solution (c)
Q.19) Consider following regarding glacial
depositional landforms:
1. The eskers resemble the features of an embankment
and are often used for making roads
2. Kame Terraces Are broken ridges or un-assorted
depositions looking like hump in a till plain
3. Drumlin are inverted boat-shaped deposition in a
till plain caused by deposition.
Which of the above statements is/are incorrect?
a) Only 1
b) 1 and 2
c) 2 and 3
d) None of the above
Solution (d)
Q.20) Consider following statements regarding batholiths:
1. Batholiths are large rock masses formed due to
cooling down and solidification of hot magma inside the earth.
2. They appear on the surface only after the denudation
processes remove the overlying materials.
3. Batholiths form the core of huge mountains and may
be exposed on surface after erosion.
4. These are Basaltic in nature.
Which of the above statements is/are correct?
a) 1 , 2, 3
b) 2, 3, 4
c) 1, 3, 4
d) All of the above
Solution (a)
