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MCQ Set Rocks and Minerals

[MCQ Set] Rocks and Minerals > Objective Questions with Answers [PDF]

Rocks and Minerals Objective Questions Answers

MCQ on rocks and Minerals plays an important role in any upcoming competitive examinations like IAS, UPSC, SSC CGL, and Banking. On this page, you can find the most expected questions which may play a crucial role in any exam. Also, I am providing some questions which already came in various exams. So, let’s take a look. This is the first set of multiple-choice questions on rocks and Minerals.

Q.1> Coals and petroleum found in _________ types of rocks.

A: Granite rock

B: Igneous rock

C: Metamorphic rock

D: Sedimentary rock.

Sedimentary rock.

Q.2> Which metal is the most abundant in the earth’s crust?

A: Iron

B: Zinc

C: Aluminium

D: Magnesium


Q.3> What the molten rock is known when it stays under the surface of earth?

[Railway Gr-D 1993]

A: Lava

B: Magma

C: Basalt

D: Ignite


Q.4> When molten rock comes out the surface of earth, it is known as –

A: Lava

B: Magma

C: Laccolith

D: Metamorphic


Q.5> How the Himalayas are formed?

A: due to pressure of two large landform.

B: due to weakness of the earth crust

C: due to folding of the earth crust.

D: due to folding of the geosyncline named Tethys.

Due to folding of the geosyncline name Tethys.

Q.6> Which process is known as chemical weathering process?

[IAS 1991]

A: Expansion due to thermal energy

B: Frost action

C: Oxidation and Reduction

D: Hydraulic action.

Oxidation and Reductions.

Q.7> ____________ predominantly acts as the agent of chemical erosion of soil.

A: Seawave

B: Wind

C: Underground water

D: Glacier

Underground water.

Q.8> Which of the following condition is most ideal for chemical weathering?

[CDS 1993]

A: Cold and dry

B: Cold and humid

C: Hot and dry

D: hot and humid

Hot and Humid.

Q.9> Process of chemical weathering is represented by-

[CDS 1991]

A: expansion and contraction due to heat.

B: Mass exfoliation

C: growth of crystal and frost action

D: Hydration and Hydrolysis.

Hydration and Hydrolysis

Read: Geography MCQ Set] Solar System – Objective GK Questions

Q.10> How the soil erosion can be prevented?

A: Growing plants on a large-scale

B: Increasing cohesive force between the molecule by adding chemicals.

C: Making the land incline.

D: Deforestation

Growing plants on a large-scale.

Q.11> Which of the following is an example of potholes in river beds?

[SSC 2008]

A: corrosion

B: erosion

C: oxidation

D: hydration


Q.12> Which is the principle cause of exposure of rock to the changes in temperature?

[IFS 1990]

A: Mechanical weathering

B: Chemical weathering

C: Biological weathering

D: Mortification weathering

Chemical weathering.

Q.13> The climate condition which conducts mechanical weathering is/are

[CDS 1994]

i) hot ii) cold iii) wet iv) dry

A: options i) and ii)

B: option iii)  only

C: options iii and iv

D: options i) and iii)

Hot and wet so options i) and iii)

Q.14> Which of the following is known when the rock is removed layer by layer due to weathering?

[NDA 2003]

A: exfoliation

B: block disintegration

C: deletion

D: granular disintegration


Read: Structure and Physiography of India> Geography Notes

Q.15> Why the denudational processes have not reduced the landmasses to a level surface?

[IAS 2003]

A: Because the earth movements have uplifted the landmass

B: Because of changing sea level

C: Because lack of time

D: The atmosphere is changing.

The earth movement has uplifted the landmass.

Q.16> Bowl-shaped depression is also called as –

[IAS 2004]

A: Glacial trough

B: Cirque

C: Waki

D: Barchan


Q.17> The breakdown of minerals due to the decaying vegetation producing organic acid is called-

A: Biological weathering

B: Degradational weathering

C: Chemical weathering

D: Physical weathering

Chemical weathering

Read : Solar System + Universe> [Geography MCQ Set 1] Objective Type GK [PDF]

Q.18> What does the residual hill known in desert region?

[IAS 2004]

A: Inselberg

B: Hum

C: Cirque

D: Canyons


Q.19> Wadi a kind of valley has occurred

A: at hot desert with occasional heavy rainfall.

B: at high mountain range where precipitation is high.

C: at the beach where enough sand exists.

D: at the polar region when ice starts to melt.

at hot desert with occasional heavy rainfall.

Read: List of Important Geographical Epithets to Remember [PDF]

Q20> Match the following

[NDA 2004]

a) river                           1) Cirque

b) Glacier                       2) Stalagmite

c: Underground water    3) Meander

d) Wind                          4) Barchan

A: a-5, b-2, c-3, d-4

B: a-4, b-1, c-2, d-5

C: a-4, b-2, c-5, d-3

D: a-1, b-5, c-4, d-3

B, a-4, b-1, c-2, d-5

Next MCQ set on Rocks and Mineral Coming Soon

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General knowledge objective type Q&A Atmosphere

[MCQ Set] Earth Atmosphere > GK Objective Question Answers [PDF]

MCQ on Earth Atmosphere

MCQs on earth atmosphere are very very sensitive. Because now a days, our atmosphere is going to be more and more polluted. So examiners always try to know that how much the candidates or students are aware about our atmosphere. A set of Important objective type questions with answers (Quiz Format) about Earth Atmosphere for IAS, UPSC, Banking SSC Railway SSC CGL MTS and CHSL govt job examinations.

Answers of each of multiple choice questions on atmosphere are hidden under the black box. Just click or keep the mouse cursor on it to view the answers.

Q.1 In which regions of United State of America receives heavy rainfall throughout the year due to Westerlies?

[IAS 2009]

A: North Western region

B: North Eastern region

C: South Western Region

D: South Eastern region

Answer-North Western

Q.2 What is known the cold and dense air blowing down from the mountain slope during the night?

A: Anabatic Wind

B: Katabatic wind

C: Lue Wind

D: Khamsin wind

Answer-Katabatic wind

Q.3 Due to the rotation of earth, wind get deflected in a particular direction, – is known as –

[NDA 1994]

A: Geostropic Wind

B: Tornedo

C: Polar wind

D: Nor westers

Answer-Geostropic wind

Q.4 ________ is not tropical cyclone.

[NDA 1994]

A: Tornadoes

B: Typhon

C: Hurricanes

D: Trade winds

Answer-Trade winds

Read More MCQ : [MCQ Set] Earth : Associated Facts> GK Objective Type Questions [PDF]

Q.5 Choose the correct from the following options that a temperate cyclones bring along with them.

A: Mild rainfall

B: Acid rain

C: Thunder Strom

D: Harmattan

Answer-Mild rainfall

Q.6 Which chemically neutral gas present in earth atmosphere?

A: Oxygen

B: Carbon-di-oxide

C: Argon

D: Methene


Q.7 What is doldrums?

[NDA 1995]

A: Equatorial zone with low pressure

B: Equatorial zone with high pressure

C: Polar region with snow fall

D: Horse latitudes

Answer-Equatorial region with pressure

Q.8 Why atmospheric pressure exerted on earth?

A: Due to gravitation of earth

B: Due to rotation of earth

C: Due to heat of atmosphere

D: sun ray fall on atmosphere

Answer-Due to gravitation of earth each particle which have mass, earth attract them –

Q.9 When sea breeze blows?

[Senior Observer’s Exam 1991]

A: At day time from land to sea

B: At day time from sea to land.

C: At night-time from sea to mountain

D: At night-time from mountain to sea

Answer-At day time from land to sea

More: [Geography MCQ Set] Solar System – Objective GK Questions

Q.10 The direction of wind measured by which of the following instrument?

A: Hygrometer

B: Wind gauze

C: Barometer

D: Multimeter

Answer-Wind gauze

Q.11 ________ an ascent of 300 feet is known as lapse rate?

[IFS 1998]

A: Wind speed

B: Humidity

C: temperature

D: Pressure


Q.12 Form the climatic point of view which is important?

[IFS 1993]

A: Oxygen

B: Carbon dioxide

C: Methene

D: nitrogen

Answer: Carbon dioxide

Q.13 Why the trade wind blows?

A: Due to rotation of earth

B: Due to heating effects on the earth surface

C: movement of air along earth’s surface to ward equator

D: Due to atmospheric pressure.

Answer: C

Q.14 Why temperature decreases towards to pole?

[IAS 2004]

A: Air moves towards the equator.

B: Cold heavy air prevent to reach sun’s heat to ground.

C: Cold surface do not absorb solar energy.

D: Progressively lesser solar energy per unit area falls on the earth’s surface as we move to polar regions.

Answer- Option D

Q.15 Find the correct statement.

[IAS 2004]

A: Jet streams are best developed in winters.

B: Jet streams have often developed oscillations.

C: Both are wrong

D: Both are correct

Answer- Both statements are correct

Q.16 Which gas is second maximum by volume in the earth atmosphere?

A: Nitrogen

BL Oxygen

C: Carbon Dioxide

D: Argon

Answer- Oxygen

Q.17 When the temperature of air become lowest?

A: At mid night

B: At 3 a.m

C: Just before sun rise

D: no fixed time.

Answer- Just before sun rise

Q.18 Water vapor contain in the atmosphere

A: independent of temperature

B: decrease as temperature increases

C: increase as temperature decreases

D: may increase or decrease as temperature decreases

Answer- Options B

Download MCQ on Earth Atmosphere as PDF

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[MCQ Set 1] Earth : Associated Facts> GK Objective Type Questions [PDF]

[MCQ Set-1] Earth : Associated Facts > GK Quiz [PDF]

MCQ On Earth Related : Objective Type Questions

MCQ on Earth: Another set of Multiple Choice Questions with Answers about Earth and its associated facts. If you are looking for topic wise Multiple choice Question for quiz test then you are in the right place. We provide most important objective type questions for your upcoming govt job examinations like CGL, SSC, IAS, UPSC Railway etc.

Earth is the only planet on the solar system where life exists. Its radius is approximately 6400 km. Its configurations, atmosphere and magnetic field allow to exist life on it. Below are some important Geography MCQ for you. Good luck.

1. The height from the earth of Geostationary orbit is situated is –

A: 36,000 km

B: 62,000 km

C: 22,000 km

D: 43,000 km


36,000 km. In this orbit satellite orbits with same angular velocity with the earth.

2. When does the Earth comes to the closest distance to the Sun?

A: On 22 Dec.

B: On 3rd Jan

C: On 23rd Sept

D: 21st Jun


On 3rd Jan.

3. When does the Earth comes to the farthest  from to Sun?

A: 21st Jun

B: 23 Jul

C: 4th Jul

D: Dec 22nd


4th Jul

4. The axis of rotation of Earth points towards –

[NDA 1991]

A: To the moon

B: to the polar star

C: to the Black hole

D: to the Sun


To the polar star.

5. The part of Earth absorbed highest amount of heat is –

A: Tropical Desert

B: Equator

C: Pole

D: Ocean


Tropical desert. Explanation: Sun ray falls perpendicularly.

6. Name of the city which does not have same time with other city in a country is –

[IAS 2007]

A: London

B: Beijing

C: Moscow

D: Addis Ababa


Addis Ababa

7. Heaviest density of mineral material found in which part of the Earth?

A: Crust

B: Center of the Core

C: Mantle

D: No such rule


Center of the Core

8. Which part of the Earth is most difficult to map?

A: Interior of the Earth

B: Mountains

C: Sea

D: Plateaus


Interior of the Earth

9. Which energy is stored in the tide of ocean?

[CDS 1994]

A: Hydraulic

B: Potential

C: Kinetic

D: All of above


All of above

10. At the beginning of life earth atmosphere contained of –

[UDC 1992]

A: Only oxygen

B: only carbon-Di-oxide

C: only nitrogen

D: oxygen bound to carbon


Oxygen bound to carbon

11. In which part of the Earth the season would not changed?

[CDS 2002]

A: Equator

B: Polar

C: Tropical region

D: depend on other factors


Polar region

12. What does latitude of a place indicate?

[Asstt Comm PF 2002]

A: Temperature

B: Time

C: Rainfall

D: height from the earth surface



13. What is the name of the part on which mantle floats?

[IAS 2003]

A: Lithosphere

B: Mesosphere

C: Asthenosphere

D: Biosphere



14. Why tides are very from various place on the ocean?

[IAS 2003]

A: Because of movement of Earth

B: Irregular shape of earth

C: movement of earth around sun

D: All the above


All the above.

15. If moon is seen in a particular place on the sky at 6:48 p.m. When it will be seen on the same place on the sky after 4 days?

[IAS 2002]

A: At 10 PM

B: at 10:48 PM

C: at 9:28 PM

D: At 8:30 PM


at 10:00 PM

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Previous MCQ Set On Earth

[MCQ Set 1] Earth : Associated Facts> GK Objective Type Questions [PDF]

[MCQ Set] Earth : Associated Facts> GK Objective Type Questions [PDF]

MCQ On Earth : Associated Facts

Geography MCQ on Earth: Important Multiple Choice Question on The Earth and its associated Facts. All the MCQs are given are in the Quiz format. So you can try each question carefully and answers are given in the black box.

This is the first set of MCQ on Earth. In all type of competitive examinations some questions associated earth are given as an objective type format in the General knowledge section. So be careful and prepare for your exam. We also included geography MCQ set on Solar System + Universe Objective Type Questions.

1. Direction of Earth rotates around axis from –

[RRB 1991]

A: North to South

B: South to North

C: East to West

D: West to East


West to East

2. What is the angle of inclination of Earth’s Axis to its orbital plane?

[NDA 1995]

A: 66½ degree

B: 66¾ Degree

C: 23½ degree

D: 90 degree


66½ degree

3. Vernal Equinox is –

[CDS 1991]

A: June 21st

B: March 21st

C: September 23rd

D: 22 December


March 21st

4. Summer Solstice is –

A: 21st September

B: 23 March

C: 21 December

D: June 21st


21st June

5. What is the shape of Earth?

A: Flat

B: Circle

C: Square

D: Sphere



6. What is the average radius of Earth?

A: 8000 Km

B: 5000 Km

C: 6400 Km

D: 4600 Km


6400 Km

7. Correct sequence of Earth (from interior to surface) –

[NDA 1993]

A: Core > Crust > Mantle

B: Core > Mantle >Crust

C: Crust > Mantle > Core

D: Mantle > Core > Curst



8. When does the spring tide occur ?

[CDS 1993]

A: Moon is nearest to Earth

B: Moon is farthest to Earth

C: Moon sun and earth are perpendicular to each other

D: Sun moon and earth are colinear


Sun moon and earth are colinear

9. Where does the speed of rotation of Earth is highest?

[NDA 1994]

A: Along Equator

B: At Both pole (North and South Pole)

C: At Tropic cancer

D: at Arctic Circle


Along Equator

10. Degree of hardness of Minerals is measured by which of the following scale?

[IAS 2003]

A: Litho Scale

B: Mohs’ Scale

C; Aesthono Scale

D: Sima Sclae


Mohs’ Scale.

11. When moon is quite far from the earth, the solar eclipse would be likely to be :

A: Total

B: Partial

C: Annular

D: None of These



12. What is the total surface of the earth?

[CDS 2000]

A: 510 million square kilometer

B: 610 million square kilometer

C: 710 million square kilometer

D: 810 million square kilometer


510 sq km

13. Circumference of earth at equator is approximately –

[Hotel management 1992]

A: 30,000 km

B: 40,000 km

C: 50,000 km

D: 20,000 km


40,000 Km

14. The diameter of earth is approximately –

A: 6400 km

B: 4600 km

C: 12800 km

D: 9200 km


12800 km

15. On 22nd Dec, where does the day is longest and night is shortest?

A: Beijing

B: Melbourne

C: Washington DC

D: Chennai



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Next >> MCQ Set on Earth

Search Terms: Geography Quiz on Earth, Objective Question about Earth with Answers. Earth Geography Short Questions and answers. General Knowledge Question on Earth.

Solar System + Universe> [Geography MCQ Set 1] Objective Type GK

Solar System + Universe> [Geography MCQ Set 1] Objective Type GK [PDF]

MCQ on Solar System + Universe> GK

Solar System + Universe> Geography MCQ: A set of important 20 multiple choice questions with answers chosen for various types of govt job exams in India like IAS UPSC SSC, CGL, MTS IAS UPSC Railway, and others competitive examinations.

The universe is space where all the planets, Stars, Galaxies, comets Black holes etc are found. A universe contains approximately 10^13 number of galaxies. Here are some important objective types of General knowledge for your upcoming exams.

Just click on the black box to view answers of each MCQs of our Solar System and Universe

1. Largest Planet of the Inner Planets of the Solar system is –

[IAS 1990]

A: Mercury

B: Venus

C: Earth

D: Mars



2. Of which planet Did Galileo discover 4 moons in 1660?

A: Earth

B: Venus

C: Saturn

D: Jupiter



3. Match the following –

i. Largest Planet            a. Mercury

ii. Brightest planet          b. Jupiter

iii. Densest Planet         c. Earth

iv. Smallest planet         d. Venus

. . i—ii—iii—iv

A: b—d—c—-a

B: a—d—-b—-c

C: b—d—a—–c

D: c—a—b—–d



4. The exact time taken by the earth to rotate one of its own axis is –

[RBI 1991]

A: 24 hours

B: 23 hours 51 minutes

C: 23 hours 48 minutes 46 seconds

D: 23 hours 56 minutes 4 seconds


23 hours 56 minutes 4 seconds.

5. What is the black hole?

[CDS 1999, 2001]

A: Star that has no atmosphere

B: Star with high temperature

C: Contracted Star that has a high gravitational pull.

D: Pulsating star


Contracted star that has a high gravitational pull.

6. What is a great bear?

A: Constellation

B: planet

C: Neutron Star

D: Sun



7. What type of orbit planets have while revolving around the sun?

[IFS 1993]

A: Parabolic and Hyperbolic

B: Circular and Parabolic

C: Elliptical and circular

D: Elliptical and Hyperbolic


Elliptical and Circular

8. What is the color of lunar sky during day time from moon?

A: Blue

B: Black

C: Red

D: White



9. What is the distance between Earth and Sun?

A: 149 million

B: 136 million

C: 159 million

D: 196 million


149 million

10. The Brightest star in the sky observed from earth is –

[MBA 1995]

A: Sun

B: Alfa Centauri

B: Proxima Centauri

D: Sirius



11. Sun Spots are –

[Railways 1994]

A: The opposite surface of moon where no light reaches.

B: Dark patches of sun surface where the temperature falls below 4050 K.

C: Black spot on moon

D: Polar region of Sun



12. Why pole star always was seen at the one point in the sky?

[CDS 1993]

A: pole star rotates with the same period of the Earth

B: pole star has opposite to the sun from the earth

C: This is one another star from our galaxy.

D: pole star lies in the axis of spin of the earth



13. Parsec is a unit of –

A: Measurement of density of a star

B: Astronomical unit of Distance

C: Brightness of Star

D: unit of magnetic moment


Astronomical unit of Distance

14. What idea do we get from the light coming from stars?

A: Density of Stars

B: Temperature of Stars

C: Mass of the Stars

D: Size of the stars


Temperature of Stars

15. The time period of sun revolve around the galaxy is known as –

A: light-years

B: Astronomical year

C: Cosmic Year

D: Parsec


Cosmic year

16. What is a supernova?

[CDS 1994]

A: A dying star

B: A wormhole

C: A special type of comet

D: A bright asteroid of size equal to sun


A dying star

17. Why the same side of the moon always faces the Earth?

[Railway 1994]

A: Moon rotates its own axis in 365 days

B: period of rotation of the moon on its axis and period of revolution around the earth is almost the same.

C: Moon has no atmosphere

D: Moon rotates around earth in 15 days.



18. Laws of planetary motion discovered by –

[Asst Comm 2008]

A: Galileo

B: Copernicus

C: Kepler

D Newton



19. Twelve constellations or Zodiac are referred to which of the following –

[IAS 1989]

A: A group of stars

B: All planet of solar system

C: It is the symbol of Roman God

D: None of these


A group of stars

20. What is the evidence that comets are a member of our solar system?

[CDS 1992]

A: Their properties of compositions

B: Their Shape and size

C: Their shape of the orbit

D: Their structure of tails


Their shape of the orbits.

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Search terms: Quiz from solar system and universe, MCQs on Universe PDF, Important Objective Questions with answers from the universe and our solar system. General knowledge short questions from the solar system and universe.