GK Geography (Rocks & Mountains) MCQ's

Question 1 :
Bowl shaped depression created as a result of glacial erosion high on a mountain side is called: [IAS 2004]

1. Glacial trough
2. Hum
3. Hanging Valley
4. Cirque

Question 2 :
Formation of pot holes in river beds is an example of:

1. hydration
2. erosion
3. corrosion
4. attrition

Question 3 :
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]

1. Fanplain
2. Panplain
3. Pediplain
4. Peneplain

Question 4 :
Formation of a rift valley is due to :

1. the formation of fold mountains
2. the forces of tension in the earth's crust
3. the subsidence of the floor of a river valley
4. the over-deepening of a valley by ice action

Question 5 :
Which of the following is a metamorphic rock?

1. Slate
2. Sandstone
3. Shole
4. Limestone

Question 6 :
The best representative of the acid igneous rocks is : [IAS 2003]

1. Basalt
2. Granite
3. Dolerite
4. Gabbro

Question 7 :
Which of the following represents d process of chemical weathering? [CDS 1991]

1. Thermal expansion and contraction
2. Mass exfoliation
3. Hydration and Hydrolysis
4. Frost action and crystal growth

Question 8 :
The soil material is mainly derived from:

1. metamorphic rocks
2. sedimentary rocks
3. igneous rocks
4. biological action

Question 9 :
Which of the following types of coal represents the first stage of formation of coal?

1. Anthracite
2. Lignite
3. Peat
4. Bituminous

Question 10 :
Which of the following are correctly matched? 1. Active volcano : Stromboli (Sicily) 2. Dormant volcano : Vesuvius (Italy) 3. Extinct volcano : Fujiyama (Japan)

1. 1 and 2
2. 2 and 3
3. 1 and 3
4. 1, 2 and 3

Question 11 :
What is the difference between a geyser and a hot spring?

1. Water is ejected explosively in a geyser
2. Water from the geyser may be cold
3. Geysers are found on volcanic mountains
4. Geysers are more common in cold countries

Question 12 :
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]

1. 1, 2 and 3
2. 1, 3 and 4
3. 1 and 4
4. 3 and 4

Question 13 :
Why do Fold Mountains have enormous thickness of sedimentary rocks? [CDS 2011]

1. Due to deposition of sediments in a valley for millions of years
2. Due to accumulation of sediments in a geosyncline
3. The plains were folded into mountains
4. The sediments were folded into recumbent and nappe folds

Question 14 :
Who gave the idea that originally there was only one continent called Pangea ?

1. Wegener
2. Marshall
3. Darwin
4. Ptolemy

Question 15 :
Which one of the following plate movements is responsible for the formation of midocean ridge? [IAS 2004]

1. Divergent movement
2. Convergent movement
3. Transform fault movement
4. Parallel movement

Question 16 :
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:

1. gorges
2. wadi
3. canyons
4. barchans

Question 17 :
Which of the following are correctly matched? [IFS 1993] 1. Gneiss : Metamorphic 2. Granite : Igneous 3. Sandstone : Sedimentary

1. 1 only
2. 1 and 2
3. 2 and 3
4. 1, 2 and 3

Question 18 :
Continents have drifted apart because of: [BPSC 2011]

1. volcanic eruptions
2. tectonic activities
3. folding and faulting of rocks
4. All of the above

Question 19 :
Which is the proper order of seismic waves as they are received at seismograph station?

1. L-wave, P-wave, S-wave
2. P-wave, L-wave, S-wave
3. P-wave, S-wave, L-wave
4. S-wave, P-wave, L-wave

Question 20 :
A V-shaped valley is a feature produced by:

1. youthful river
2. mature river
3. old river
4. all of the above

Question 21 :
Sedimentary rocks are formed by the process of:

1. metamorphism
2. weathering
3. deposition
4. both (b) and (c)

Question 22 :
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]

1. Hanging Valley
2. Gorge
3. Canyon
4. Rift Valley

Question 23 :
Which one of the following statements is correct? [NDA 2004] Chemical weathering includes:

1. oxidation, reduction and exfoliation
2. carbonation, oxidation and exfoliation
3. exfoliation, solution and reduction
4. solution, oxidation and reduction

Question 24 :
Earthquakes occur due to: [Bank PO 1994]

1. frequent occurrence of cyclones
2. movement of plates of earth, which float on the hot volcanic mantle below the earth's surface
3. too much pressure on land
4. underground nuclear explosions

Question 25 :
Which type of lake is formed by volcanic activities?

1. Caldera lake
2. Karst lake
3. Lagoon
4. Freshwater lake

Question 26 :
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

1. I and II
2. I, II and III
3. II, III and IV
4. I, II, III and IV

Question 27 :
Which European country has over 200 volcanoes, many of them still active?

1. Finland
2. Iceland
3. Ireland
4. Norway

Question 28 :
Consider the following statements about rocks: 1. Shale becomes Slate through metamorphosis. 2. Shale is converted to Slate when· it is subjected to tremendous pressure and high temperature. - Which of the statements given above is/are correct? [NOA 2010]

1. 1 only
2. 2 only
3. Both 1 and 2
4. Neither 1 nor 2

Question 29 :
Which of the following pairs is correct ?

1. Shale-possesses laminations
2. Quartzite-soft rock
3. Granite-sometimes contains fossils
4. Basalt-coarse grained rock

Question 30 :
The formation of Extrusive rocks takes place:

1. By solidification of magma above the earth's surface
2. Due to excessive pressure at great depths
3. By deposition of magma at a great depth
4. At an intermediate depth by transformation