Igneous Rocks


 
 
Concept Explanation
 

Igneous Rocks

Igneous rocks: - When the molten magma cools, it becomes solid. Rocks thus formed are called igneous rocks. They are also called primary rocks. The hot lava that flows out during volcanic eruptions cools down, solidifies over a period of time and forms igneous rocks.

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Sample Questions
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Question : 1

Which rocks are known as primary rocks?

Right Option : A
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Question : 2

Which type of igneous rock forms deep inside the Earth's crust from cooling magma?

Right Option : C
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Question : 3

Basalt is the example of __________ rocks

Right Option : A
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