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CBSE Class 7 Social Science Geography MCQ
Our Changing Earth
with Answers
Question : The steep rocky coast rising almost vertically above the sea water is called
(a) sea cliff
(b) beach
(c) sea cave
(d) erosion
Answer : (a) sea cliffShow Answer :
Question : Which of the following is an example of a glacier
(a) Gangotri
(b) Aravali
(c) both of these
(d) none of these
Answer : (a) GangotriShow Answer :
Question : Deposition of sand in a low hill like structure is known as a:
(a) Glacier
(b) Sand dimes
(c) Hill
(d) Desert
Answer : (b) Sand dimesShow Answer :
Question : Where is the Angel falls located?
(a) South Africa
(b) South America
(c) South India
(d) None of these
Answer : BShow Answer :
Question : What are sand-dunes?
(a) Low hill-like structures
(b) Big mountains
(c) Volcano
(d) None of these
Answer : AShow Answer :
Question : What do you know by Volcano?
(a) Vent in the earth crust
(b) It erupt molten magma
(c) Erupt lava
(d) All of the above
Answer : DShow Answer :
Question : A massive earthquake hit Bhuj Town on
(a) 16th December 2001
(b) 26th January 2004
(c) 26th January 2001
(d) 16th December 2004
Answer : CShow Answer :
Question : How is glacial moraines formed?
(a) By deposit of magma
(b) By deposit of material by glacier
(c) By deposit of layer of earth
(d) None of these
Answer : BShow Answer :
Question : Which is caused by the sudden movements of the earth?
(a) Volcano
(b) Folding
(c) Flood plain
(d) All of these
Answer : AShow Answer :
Question : When the river tumbles at steep angle over very hard rocks or down a steep valley side it forms a
(a) Seafall
(b) Waterfall
(c) River fall
(d) Ocean fall
Answer : BShow Answer :
Question : What do you know by Ox-bow Lakes?
(a) Lakes formed from animal participation
(b) Lakes for ox
(c) Cutting of meander loop from main rivers
(d) None of these
Answer : CShow Answer :
Question : Sudden movements in the earth are called
(a) earthquakescorrect
(b) building mountains
(c) focus
(d) none of these
Answer : AShow Answer :
Question : movements like earthquakes and volcanoes cause mass destruction over the surface of the earth.
(a) Slow
(b) External
(c) Sudden
(d) Erosional
Answer : CShow Answer :
Question : What is known as the steep rocky coast rising most vertically above the sea water?
(a) Sea cliff
(b) Glaciers
(c) Sea waves
(d) Stacks
Answer : AShow Answer :
Question : Which of the following is NOT exogenic force
(a) Volcano
(b) Wind
(c) Sea Waves
(d) Glaciers
Answer : AShow Answer :
Question : Which agent of gradation forms Musroom rocks
(a) River
(b) Sea Waves
(c) Wind
(d) Glacier
Answer : CShow Answer :
Question : Which of the following rivers does not form a delta?
(a) Godavari
(b) Mahanadi
(c) Narmada
(d) Krishna
Answer : CShow Answer :
Question : What is the name of the instrument used for measuring earthquake?
(a) Thermometer
(b) Seismograph
(c) Weighing machine
(d) All of these
Answer : BShow Answer :
Question : The molten magma inside the earth moves in a
(a) Horizontal manner
(b) Triangular manner
(c) Vertical manner
(d) Circular manner
Answer : DShow Answer :
Question : An earthquake is measured with a machine called a
(a) Theismograph
(b) Heismograph
(c) Seismograph
(d) Meismograph
Answer : CShow Answer :
Question : Natural cavity of weak rocks formed by action of waves
(a) Sea arches
(b) Stacks
(c) Sea caves
(d) Sea cliff
Answer : CShow Answer :
Question : The place in the crust where the movement starts is called the
(a) Waves
(b) Focus
(c) Epicentre
(d) Crust
Answer : BShow Answer :
Question : Earthquake is measured with machine called
(a) Telegraph
(b) Compass
(c) Lactometer
(d) Seismograph
Answer : DShow Answer :
Question : In deserts you can see rocks in the shape of a mushroom, commonly called
(a) Mushroom rocks
(b) Meshrum rocks
(c) Mushrom rocks
(d) Moshrum rocks
Answer : AShow Answer :
Question : When the Lithospheric plates move, the surface of the earth vibrates. The vibrations can travel all round the earth. These vibrations are called
(a) Glaciers
(b) Earthquakes
(c) Volcano
(d) Waves
Answer : BShow Answer :
Question : The place on the surface above the focus is called the
(a) Vent
(b) Earthquake
(c) Cater
(d) Epicentre
Answer : DShow Answer :
Question : The steep rocky coast rising almost vertically above sea water is called
(a) Sea arches
(b) Sea cliff
(c) Sea caves
(d) Stacks
Answer :BShow Answer :
Question : Which is not an erosional feature of sea waves?
(a) Seacliff
(b) Beach
(c) Sea cave
(d) None of these
Answer :BShow Answer :
Question : In which continent is the highest waterfall ‘Angel Falls of Venezuela’ located?
(a) South Americacorrect
(b) South Africa
(c) South Africa
(d) North India
Answer : AShow Answer :
Question : The highest waterfall in the world is
(a) Angel Falls
(b) Niagra Falls
(c) Victoria Falls
(d) Jog falls
Answer : AShow Answer :
Question : At what magnitude is earthquake classified as major earthquake?
(a) 2.0
(b) 5.5
(c) 7.0
Answer :Show Answer :
Question : Which is caused by the sudden movements of the earth?
(a) Volcano
(b) Folding
(c) Flood plain
(d) All of these
Answer : (a) VolcanoShow Answer :
Volcano is caused by the sudden movements of the earth. A volcano is a vent opening in the earth’s crust through that molten material erupts suddenly.
Question : Where are Mushroom rocks are found?
(a) Deserts
(b) River valleys
(c) Glaciers
(d) Sea cliff
Answer : (a) DesertsShow Answer :
An active agent of erosion and deposition in the deserts is win(d) In deserts rocks are in the shape of a mushroom, commonly called mushroom rocks.
Question : What is known as the steep rocky coast rising most vertically above the sea water?
(a) Sea cliff
(b) Glaciers
(c) Sea waves
(d) Stacks
Answer : (a) Sea cliffShow Answer :
The steep rocky coast rising most vertically above the sea water is called sea cliff. The sea waves deposit sediments along the shores forming beaches.
Question :The place in the crust where the movement of the earth starts is called the:
(a) Focus
(b) Epicentre
(c) Point
Answer :Show Answer :
Question : After the river enters the plain, it twists and turns forming large bends known as:
(a) Meanders
(b) Ox-bow lake
(c) Levees
Answer :Show Answer :
Question : Large deposits of loess is found in:
(a) South Korea
(b) Malaysia
(c) China
Answer :Show Answer :
Question : The highest waterfall is
(a) Zambia Falls
(b) Angel Falls
(c) Niagara Falls
(d) Victoria Falls
Answer : BShow Answer :
Question : It is a circular opening through which hot molten material erupt suddenly. This opening is called
(a) Vent
(b) Lava
(c) Mantle
(d) Crust
Answer : AShow Answer :
Question : What do you mean by erosion?
(a) Moving of plates
(b) Type of exogenic forces
(c) Wearing away of landscape
(d) None of these
Answer : CShow Answer :
Question : The highest waterfall of the world is:
(a) Niagara falls
(b) Angel falls
(c) Victoria falls
Answer :Show Answer :
Question : Which waterfall is located on the border between Canada and USA in North America?
(a) Angel falls
(b) Niagara falls
(c) Victoria falls
Answer :Show Answer :
Question : Where is the Angel falls located?
(a) South Africa
(b) South America
(c) South India
(d) None of these
Answer : (b) South AmericaShow Answer :
There are thousands of small waterfalls in the worl(d) The highest waterfall is Angel Falls of Venezuela in South Americ(a)
Question : What are the sudden movements in the earth crust are called?
(a) Focus
(b) Deposition
(c) Erosion
(d) Earthquake
Answer : (d) EarthquakeShow Answer :
Endogenic forces sometimes produce sudden movements and at the other times produce slow movements. Sudden movements like earthquakes and volcanoes cause mass destruction over the surface of the earth.
Question : What do you mean by a glacier?
(a) Moving of Layer of earth
(b) Moving of Soil
(c) Moving of ice
(d) None of these
Answer : (c) Moving of iceShow Answer :
Moving rivers of ice are called glaciers.
Question : What are the types of earthquake waves?
(a) P wave
(b) S wave
(c) L wave
(d) All of the above
Answer : (d) All of the aboveShow Answer :
P wave and longitudinal waves, S wave or transverse waves and L waves or surface waves.
Question : What do you mean by erosion?
(a) Moving of plates
(b) Type of exogenic forces
(c) Wearing away of landscape
(d) None of these
Answer : (c) Wearing away of landscapeShow Answer :
Erosion is the wearing away of the landscape by different agents like water, wind and ice.
Question :The earth’s crust is broken into a number of huge parts. They are called
(a) lithospheric plates
(b) metamorphic plates
(c) sedimentary plates
(d) none of these
Answer : (a) lithospheric platesShow Answer :
Question : What do you know by Ox-bow Lakes?
(a) Lakes formed from animal participation
(b) Lakes for ox
(c) Cutting of meander loop from main rivers
(d) None of these
Answer : (c) Cutting of meander loop from main riversShow Answer :
When the meander loop is cut off from the main river it forms a cut-off lake. As its shape is like an ox-bow, it is also known as ox-bow Lake.
Question : What are sand-dunes?
(a) Low hill-like structures
(b) Big mountains
(c) Volcano
(d) None of these
Answer : (a) Low hill-like structuresShow Answer :
Sand dunes are low hill-like structures formed by the deposition of sand in the deserts.
Question : Which one of the following forces originates in the interior of the earth?
(a) Exogenic forces
(b) Endogenic forces
(c) Both (a) and (b)
(d) None of these
Answer : (b) Endogenic forcesShow Answer :
Question : Sudden movements in the earth are called
(a) earthquakes
(b) building mountains
(c) focus
(d) none of these
Answer : (a) earthquakesShow Answer :
Question : The place on the surface above the focus is known as
(a) epicentre
(b) focus
(c) forces
(d) lithosphere
Answer : (a) epicentreShow Answer :
Question : What is the name of the instrument used for measuring earthquake?
(a) Thermometer
(b) Seismograph
(c) Weighing machine
(d) All of these
Answer : (b) SeismographShow Answer :
Question : On which scale is the earthquake measured?
(a) Plane scale
(b) Richter scale
(c) Compass
(d) Divider
Answer : (b) Richter scaleShow Answer :
Question : In which continent is the highest waterfall ‘Angel Falls of Venezuela’ located?
(a) South America
(b) South Africa
(c) South India
(d) North India
Answer : (a) South AmericaShow Answer :
Question : Where is ‘Niagara falls’ located?
(a) On the border between Canada and USA
(b) On the border between India and China
(c) On the border between India and Pakistan
(d) On the border between India and Nepal
Answer : (а) On the border between Canada and USAShow Answer :
Question : The triangular collection of sediments at the mouth of a river forms
(a) beach
(b) delta
(c) arches
(d) glaciers
Answer : (b) deltaShow Answer :
Fill in the blanks
Question : Magma inside the earth moves in a …………. motion.
Answer : circularShow Answer :
Question : A ………….. is a vent in the earth’s crust through which molten material comes out.
Answer : volcanoShow Answer :
Question : The place in the crust where the earthquake starts is called ……………
Answer : epicentreShow Answer :
Question : The processes of ………… and …………. create different landform on the surface of earth.
Answer : erosion, depositionShow Answer :
Question : Deposition of layers of fine soil along the bank of rivers forms …………..
Answer : flood plainsShow Answer :
Question : Sand deposits over larger areas are called …………….
Answer : loessShow Answer :
Question : An earthquake is measured with a machine called ……………. .
Answer : seismographShow Answer :
Question : The lithosphere is broken into a number of plates known as the ……………. plates.
Answer : lithosphericShow Answer :
Question : The ……………. forces act in the interior of the earth.
Answer : endogenicShow Answer :
Question : The ……………. forces work on the surface of the earth.
Answer : exogenicShow Answer :
Question : When the ……………. plates move, the surface of the earth vibrates.
Answer : lithosphericShow Answer :
Question : The place above the focus is called the ……………. .
Answer : epicentreShow Answer :
Question : The strength of the earthquake decreases away from the ……………. .
Answer : centreShow Answer :
Question : The magnitude of the earthquake is measured on the ……………. .
Answer : Richter scaleShow Answer :
Question : The landscape is being continuously worn away by two processes ……………. and ……………. .
Answer : weathering, erosionShow Answer :
Question : When the river tumbles at steep angle over hard rocks or down a steep valley side, it forms a ……………. .
Answer : waterfallShow Answer :
Question : The raised banks are called ……………. .
Answer : leveesShow Answer :
Question : The erosion and deposition of the sea waves give rise to ……………. landforms.
Answer : coastalShow Answer :
Question : ……………. are “rivers” of ice.
Answer : GlaciersShow Answer :
Write whether the given statements are true or false:
Question : Sudden movements like earthquake do not cause mass destruction.
Answer : FalseShow Answer :
Question : Deposition is breaking up of rocks on the earth’s surface.
Answer : FalseShow Answer :
Question : Wearing away of the land by different agents like water, wind and ice is called erosion.
Answer : TrueShow Answer :
Question : Sea caves become bigger and only the roof remains forming the sea arches.
Answer : TrueShow Answer :
Question : Moraine is a depositional feature of glaciers.
Answer : TrueShow Answer :
Question : River is an agent of erosion and deposition in the desert.
Answer : FalseShow Answer :
