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MCQ (1 Mark)

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MCQ 11 Mark
What is a rock?
  • Natural mass of mineral.
  • B
    Artificial mass.
  • C
    Both a and b.
  • D
    None of these.
Answer
Correct option: A.
Natural mass of mineral.
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MCQ 21 Mark
Basalt is the example of which of the following rocks:
  • Igneous.
  • B
    Sedimentary.
  • C
    Metamorphic.
  • D
    Primary.
Answer
Correct option: A.
Igneous.
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MCQ 31 Mark
Rocks which contain fossils are:
  • Sedimentary rocks.
  • B
    Metamorphic rocks.
  • C
    Igneous rocks.
  • D
    None of these
Answer
Correct option: A.
Sedimentary rocks.
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MCQ 41 Mark
What is the latin term of Igneous?
  • Ignis.
  • B
    Sedimentum.
  • C
    Metamorphose.
  • D
    None of these.
Answer
Correct option: A.
Ignis.
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MCQ 61 Mark
The process of transformation of the rock from one form to another is known as
  • A
    Road cycle.
  • B
    Food cycle.
  • Rock cycle.
  • D
    All of these.
Answer
Correct option: C.
Rock cycle.
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MCQ 71 Mark
Where is the deepest mine in the world located?
  • A
    South America.
  • South Africa.
  • C
    South India.
  • D
    South Australia.
Answer
Correct option: B.
South Africa.
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MCQ 81 Mark
The rock which is made up of molten magma is:
  • Igneous.
  • B
    Sedimentary.
  • C
    Metamorphic.
  • D
    None of these
Answer
Correct option: A.
Igneous.
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MCQ 91 Mark
When magma from deep below forces its way up to earths surface, it is called:
  • A
    Sand.
  • B
    Marble.
  • C
    Sediments.
  • Volcano.
Answer
Correct option: D.
Volcano.
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MCQ 101 Mark
Like an onion, the Earth is made up of several concentric layers $($one inside the other$).$ What is the uppermost layer of Earth called?
  • A
    Mantle.
  • B
    Core.
  • Crust.
  • D
    Magma.
Answer
Correct option: C.
Crust.
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MCQ 111 Mark
The depth of the deepest mine in South Africa is:
  • A
    $1\ km$
  • B
    $2\ km$
  • C
    $3\ km$
  • $4\ km$
Answer
Correct option: D.
$4\ km$
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MCQ 121 Mark
In search for oil engineers have dug a hole about:
  • A
    $3 \ km.$
  • B
    $4 \ km.$
  • C
    $5 \ km.$
  • $6 \ km.$
Answer
Correct option: D.
$6 \ km.$
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MCQ 131 Mark
Igneous rocks are made when:
  • A
    The solid magma melts and it becomes solid.
  • B
    The cool magma molten, it becomes solid.
  • The molten magma cools, it becomes solid.
  • D
    Solid magma molten, it becomes solid.
Answer
Correct option: C.
The molten magma cools, it becomes solid.
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MCQ 141 Mark
$.........$ Minerals are found in the continental masses:
  • Silica and alumina.
  • B
    Siica and magnesium.
  • C
    Nickel and iron.
  • D
    Silica and iron.
Answer
Correct option: A.
Silica and alumina.
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MCQ 151 Mark
The upper most layer of the earth's surface is called.
  • A
    The crust.
  • B
    The brust.
  • The roads.
  • D
    The forest.
Answer
Correct option: C.
The roads.
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MCQ 161 Mark
The sediments are transported and deposited by.
  • A
    Wind.
  • B
    Water.
  • Wind and water.
  • D
    None of these.
Answer
Correct option: C.
Wind and water.
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MCQ 181 Mark
Sandstone is made from:
  • A
    Grains of soil.
  • B
    Grains of plants.
  • C
    Grains of water.
  • Grains of sand.
Answer
Correct option: D.
Grains of sand.
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MCQ 191 Mark
Igneous and sedimentary rocks can change into:
  • A
    Intrusive igneous rocks.
  • B
    Extrusive igneous rocks.
  • Metamorphic rocks.
  • D
    Igneous rocks.
Answer
Correct option: C.
Metamorphic rocks.
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MCQ 211 Mark
Why earth is called a dynamic planet?
  • Continuously undergoes changes.
  • B
    Never change.
  • C
    Is very large in size.
  • D
    None of these.
Answer
Correct option: A.
Continuously undergoes changes.
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MCQ 221 Mark
What is the radius of the earth?
  • A
    $3671\ km$
  • B
    $7163\ km$
  • $6371\ km$
  • D
    $1736\ km$
Answer
Correct option: C.
$6371\ km$
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MCQ 231 Mark
Rocks roll down, crack, and hit each other and are broken down into small fragments. These smaller particles are called:
  • Sediments.
  • B
    Sand.
  • C
    Piece.
  • D
    Units.
Answer
Correct option: A.
Sediments.
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MCQ 241 Mark
What are the uses of rocks?
  • A
    Building materials.
  • B
    As a source of metals.
  • Both $(a)$ and $(b).$
  • D
    None of these.
Answer
Correct option: C.
Both $(a)$ and $(b).$
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MCQ 251 Mark
Fossils are the remains of dead:
  • A
    Plants.
  • B
    Animals.
  • Both $(a)$ and $(b).$
  • D
    None of the abov.
Answer
Correct option: C.
Both $(a)$ and $(b).$
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MCQ 261 Mark
There are three major types of rocks except:
  • A
    Metamorphic rocks.
  • B
    Sedimentary rocks.
  • C
    Igneous rocks.
  • Mantle rocks.
Answer
Correct option: D.
Mantle rocks.
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MCQ 271 Mark
The inner and outer cores are together about $3500 \ km$ thick, and the core has a very high temperature and pressure. Why is the core also known as $\ce{NiFe}\ ?$
  • A
    Because it is made of nitrogen and ferrous.
  • Because it's made of nickel and ferrous.
  • C
    As it is made of nickel and feroxide.
  • D
    Because it consists of nitrogen and feline.
Answer
Correct option: B.
Because it's made of nickel and ferrous.
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MCQ 281 Mark
Silica and magnesium are the constituents of:
  • A
    Rock.
  • B
    Inner Core.
  • C
    Outer Core.
  • Mantle.
Answer
Correct option: D.
Mantle.
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MCQ 291 Mark
Which type of rocks is called primary rocks.
  • A
    Fossils
  • Igneous
  • C
    Metamorphic
  • D
    Sedimentary
Answer
Correct option: B.
Igneous
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MCQ 311 Mark
Due to intense heat and pressure granite rocks changes into:
  • A
    Schist.
  • B
    Slate.
  • C
    Marble.
  • Gneiss.
Answer
Correct option: D.
Gneiss.
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MCQ 321 Mark
Red fort is made up of:
  • Red sandstone.
  • B
    Black sandstone.
  • C
    Red marble.
  • D
    Black marble.
Answer
Correct option: A.
Red sandstone.
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MCQ 331 Mark
What is the Innermost layer of the earth?
  • A
    Crust.
  • B
    Mantle.
  • Core.
  • D
    None of these.
Answer
Correct option: C.
Core.
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MCQ 341 Mark
Which layer is having a radius of about $3500\ km.$
  • A
    Sial.
  • B
    Crust.
  • Outer core.
  • D
    Mantle.
Answer
Correct option: C.
Outer core.
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MCQ 351 Mark
Depth of mantle layer of the earth is:
  • $2900 \ km.$
  • B
    $3000 \ km.$
  • C
    $3100\ km.$
  • D
    $3200 \ km.$
Answer
Correct option: A.
$2900 \ km.$
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MCQ 371 Mark
The remains of the dead plants and animals trapped in the layers of rocks are called:
  • A
    Rocks.
  • B
    Conventional.
  • Fossils.
  • D
    Minerals.
Answer
Correct option: C.
Fossils.
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MCQ 381 Mark
The rocks formed by the solidification of magma inside the earth:
  • A
    Sedimentary rocks.
  • B
    Metamorphic rocks.
  • Intrusive igneous rocks.
  • D
    Extrusive igneous rocks.
Answer
Correct option: C.
Intrusive igneous rocks.
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MCQ 391 Mark
Any natural mass of mineral matter that makes up the earth's crust is called a.
  • Rock.
  • B
    Road.
  • C
    Sediment.
  • D
    None of these.
Answer
Correct option: A.
Rock.
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MCQ 401 Mark
Which of the following is not the transform form of rocks:
  • A
    Slate.
  • B
    Quartzite.
  • C
    Marble.
  • Sandstone.
Answer
Correct option: D.
Sandstone.
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MCQ 411 Mark
The payer that comprises the largest volume of earth is:
  • A
    Crust.
  • Mantle.
  • C
    Inner Core.
  • D
    Outer Core.
Answer
Correct option: B.
Mantle.
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MCQ 421 Mark
The Taj Mahal is made of:
  • White marble.
  • B
    Black marble.
  • C
    Red marble.
  • D
    Yellow marble.
Answer
Correct option: A.
White marble.
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MCQ 431 Mark
The lightest of the materials are concentrated in this layer:
  • Crust.
  • B
    Mantle.
  • C
    Inner Core.
  • D
    Outer Core.
Answer
Correct option: A.
Crust.
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MCQ 441 Mark
$.........$ are naturally occurring substances which have certain physical properties and definite chemical composition.
  • A
    Sandstone
  • B
    Fossil
  • Minerals
  • D
    Rocks
Answer
Correct option: C.
Minerals
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MCQ 451 Mark
The common mineral in the continental masses and the oceanic crust is $........$
  • Silicon.
  • B
    Magnesium.
  • C
    Aluminium.
  • D
    Iron.
Answer
Correct option: A.
Silicon.
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MCQ 461 Mark
Rocks which contain fossils are called.
  • A
    Metamorphic rocks.
  • B
    Igneous rocks.
  • C
    Core.
  • Sedimentary rocks.
Answer
Correct option: D.
Sedimentary rocks.
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MCQ 471 Mark
Which rock is the molten magma made up of?
  • Igneous.
  • B
    Metamorphic.
  • C
    Sedimentary.
  • D
    None of these.
Answer
Correct option: A.
Igneous.
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MCQ 481 Mark
Igneous rocks are called primary rocks because:
  • All the other rocks are formed from the igneous rocks.
  • B
    These are important for human beings.
  • C
    These rocks produce all the ailments.
  • D
    None of the above.
Answer
Correct option: A.
All the other rocks are formed from the igneous rocks.
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MCQ 491 Mark
$.........$ rocks are hard where $.........$ rocks are soft.
  • A
    Sedimentary, lava.
  • B
    Sedimentary, magma.
  • C
    Sedimentary, igneous.
  • Igneous, sedimentary.
Answer
Correct option: D.
Igneous, sedimentary.
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MCQ 501 Mark
Marble is a form of which rock?
  • A
    Igneous.
  • B
    Sedimentary.
  • Metamorphic.
  • D
    None of these
Answer
Correct option: C.
Metamorphic.
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MCQ (1 Mark) - Social Studies STD 7 Questions - Vidyadip