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Question-1
Graphite is the metamorphosed form of
(A)
Lime stone
(B)
Shale
(C)
Coal
(D)
Sand stone
Question-2
Rocks which contain high concentration of minerals are called
(A)
Ores
(B)
Silicates
(C)
Sediments
(D)
Alluvial rocks
Question-3
Rock salt is
(A)
Chemically formed sedimentary rock
(B)
Metamorphic rock
(C)
Igneous rock
(D)
Mechanically formed sedimentary rock
Question-4
Slate is the metamorphosed rocks from
(A)
Lime stone
(B)
Shale
(C)
Graphite
(D)
Coal
Question-5
The most common minerals in the Earth's crust is:
(A)
Silicates
(B)
Coal
(C)
Iron ore
(D)
Sulphates
Question-6
Basalt is a
(A)
Intrusive igneous rock
(B)
Extrusive igneous rock
(C)
Sedimentary rock
(D)
Metamorphic rock
Question-7
Conglomerate rocks are
(A)
Igneous rocks
(B)
Chemically formed sedimentary rock
(C)
Metamorphic rock
(D)
Mechanically formed sedimentary rocks
Question-8
Choose the correct statement
(A)
Moraines are igneous rocks
(B)
Moraines are metamorphic rocks
(C)
Moraines are chemically formed sedimentary rocks
(D)
Moraines are mechanically formed sedimentary rocks
Question-9
The most abundant element in the Earth's crust is:
(A)
Carbon
(B)
Aluminium
(C)
Silicon
(D)
Oxygen
Question-10
Choose the false statement regarding metamorphic rocks
(A)
This rocks are formed when rocks are subjected to high temperature, pressure or both
(B)
During the metamorphism the original minerals get altered and new materials are formed
(C)
These are harder and more resistant than original rocks
(D)
These are lighter and less resistant than original rocks
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Std 9
ICSE/ISC
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Structure of Earth
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