Lithosphere


 
 
Concept Explanation
 

Lithosphere

Lithosphere:

The earth’s outer surface is called the lithosphere. It is the solid component of the earth which includes the sand, rocks and mountains. The Earth consists of three main layers:  The Crust, The  Mantle and The Core.

  • The crust is the outermost solid shell of a rocky planet, dwarf planet or natural satellite. It is usually distinguished from the underlying mantle by its chemical makeup.
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    Sample Questions
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    Question : 1

    The main layers of Earth are _____________________.

    Right Option : D
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    Question : 2

    Which of the following are correct :

    (a) Earth's core is the hot, very dense center of our planet.

    (b) A mantle  is a layer inside a planetary body bounded below by the core and above by a crust.

    (c) The crust is the outermost solid shell of a rocky planet, dwarf planet or natural satellite.

    Right Option : D
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    Question : 3

    Which of the following are correct :

    (a) The crust is the outermost solid shell of a rocky planet, dwarf planet or natural satellite.

    (b) A mantle  is a layer inside a planetary body bounded below by the core and above by a crust.

    Right Option : C
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