All Questions are from Year - 2018 or older
Question 31 :
Which of the following are true with regard to fold mountains? 1. They often act as climatic barriers 2. They receive heavy rain or snow which give rise to rivers 3. They are rich in minerals 4. They pose no problem, to communication as they contain many passes
- I and II
- III and IV
- I, II and III
- I, III and IV
Question 32 :
The epicentre of an earthquake is the: [CDS 1992]
- point where P-waves touch the surface
- nearest point to the surface from the focus perpendicular to the earth's surface
- point of intersection of P and S wave fronts
- antipodal point
Question 33 :
Which of the following is/are matched correctly? 1. Earthquake's origin - seismic focus 2. Epicentre - point on earth's surface directly above seismic focus 3. 5 waves - similar to sound waves 4. Richter scale - severity of earthquake
- 1, 2, 3
- 1, 2, 3 and 4
- 2 and 4
- 3 and 4
Question 34 :
Which one of the following reflects back more sunlight as compared to other three? [IAS 2010]
- Sand desert
- Paddy crop land
- Land covered with fresh snow
- Prairie land
Question 35 :
Alps mountains are spread over [IAS 2009]
- France, Switzerland, Italy, Romania
- France, Switzerland, Italy, Austria
- France, Switzerland, Italy, Spain
- France, Switzerland, Italy, Belgium
Question 36 :
Name the Continents that form a mirror image of each other [CDS 2011]
- North America and South America
- Asia and Africa
- Africa and South America
- Europe and Asia
Question 37 :
The principal reason for the formation of metamorphic rocks is :
- Decomposition of sediments
- Deposition of remains of plants and animals
- Extreme heat and pressure
- Solidification of magma
Question 38 :
Which of the following is a chemical weathering process ?
- Frost Action
- Hydraulic Action
- Oxidation
- Thermal Expansion
Question 39 :
Dykes' are especially constructed in : [CPO SI 2003]
- Norway
- Holland
- France
- United Kingdom
Question 40 :
The highest grade of coal whose surface is shining and has the highest calorific value, is:
- Anthracite
- Bituminous
- Lignite
- Peat
Question 41 :
Synclines and anticlines are the terms associated with:
- earthquakes
- folding
- faulting
- volcanoes
Question 42 :
Which of the following is a typical feature of volcanic eruption?
- Horsts
- Dykes
- Basin
- Drumlin
Question 43 :
Which one of the following types of volcanic eruptions is not usually explosive? [IAS 2007]
- Pelean
- Hawaiian
- Strombolian
- Vulcanian
Question 44 :
Artesian wells are found in : [Asstt Grade 1992]
- sedimentary rocks
- igneous rocks
- metamorphic rocks
- none of these
Question 45 :
The removal of rock, layer by layer due to weathering is called: [NDA 2001]
- block disintegration
- dellation
- exfoliation
- granular disintegration
Question 46 :
Which form of coal is mainly suitable for producing thermal power? [CDS 2001]
- Anthracite
- Bituminous
- Lignite
- Peat
Question 47 :
Which of the following is not a sedimentary rock?
- Limestone
- Marble
- Sandstone
- Shale
Question 48 :
Formation of rnagma along the bedding plane results in :
- Sill
- Dykes
- Basalt
- Laccolith
Question 49 :
What is Weathering?
- Removal of earth's material by river action
- Removal of earth's material by wind action
- Breaking up and disintegration of rocks
- Hardening up of rocks due to weather conditions
Question 50 :
Which of the following is/are the correct characteristic(s) of primary seismic wave? [IAS 2004]
- It is a longitudinal and compressional wave
- It is analogous to sound waves
- It travels with faster speed through solids but slowly through liquids
- All the above three
Question 51 :
How are the caves of the world's greatest fold mountains formed?
- Regular movement
- Vertical movement
- Horizontal movement
- Compressional movement
Question 52 :
Moon shaped sand-dunes, formed by wind action are called:
- Cirque
- Bajada
- Barkhans
- Mesa
Question 53 :
Batholiths and Laccoliths are formations of: [NDA 2003]
- sedimentary rocks
- igneous rocks
- metamorphic rocks
- polymetamorphosed rocks
Question 54 :
The denudational processes have not reduced the land masses to a level because: [IAS 2003]
- the sea level is changing
- the earth movements have uplifted the landmass
- there has not been enough time
- these processes are intermittent in action
Question 55 :
The problem of leaching of the soil is more pronounced in the areas where the rainfall is:
- scanty
- less than average
- average
- heavy
Question 56 :
Which of the following pairs is correctly matched? [NDA 1992] Islands Volcanoes
- Sicily - Mount Pelee
- Hawaii - Stromboli
- Java - Merapi
- West Indies - Mauna Loa
Question 57 :
India broke away from Australia and Antarctica and started moving north in the period of: [IAS 2003]
- Permian
- Triassic
- Jurassic
- Cretaceous
Question 58 :
If the original day sediments are subjected to high temperature and pressure, they successively change into rocks, the correct order of which is :
- Slate, Shale, Schist
- Shale, Schist, Slate
- Slate, Schist, Shale
- Shale, Slate, Schist
Question 59 :
Mauna Loa is an example of: [Teachers' Exam 1994]
- active volcano
- extinct volcano
- plateau in a volcanic region
- dormant volcano
Question 60 :
Which of the following statements is/are correct? 1. The major constituent mineral of granite rock is quartz. 2. The major constituent mineral of sandstone rock is feldspar. 3. The major constituent mineral of limestone rock is dolomite. Select the correct answer using the code given below: [NDA 2011]
- 1, 2 and 3
- 3 only
- 1 and 2 only
- 2 and 3 only