Question

Explain Lithosphere and its importance

Answer 1

Instructions:

• Explain lithosphere in three or four sentences
• Point out the importance

Solution:
Lithosphere is the solid, outer part of the Earth where we live. The term ‘Litho’ means ‘Rock’ and ‘sphere’ means ‘layer’. Therefore, this layer consists of soil and solid materials
like rock. It almost constitutes 29 % of the Earth’s surface which is 64 to 100 km thick.

Importance of Lithosphere

• The lithosphere contains different types of rocks such as igneous, sedimentary and metamorphic rocks which helps to provide the necessary nutrients required to plants.
• Provide space for human settlements
• Fertile soil for agriculture
• Provides minerals for industries
• Provides grasslands for grazing
• Provides areas like forests to save wildlife