Question

What are extrusive igneous rocks? Give an example.
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Answer 1

Explanation:

When the molten lava comes on the earth's surface, it rapidly cools down and becomes solid. Rocks formed in such a way on the crust are called extrusive igneous rocks. They have a very fine-grained structure. The Deccan plateau is the example that is made up of basalt rocks.

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Answer 2

$\huge\fbox\pink{✯extrusive igneous rocks✯}$

• Extrusive igneous rocks is the Rock which formed on surface of the earth due to volcanic eruption from lava which is emerged from the ground

Example

• andesite,
• basalt
• obsidian,
• pumice
• , rhyolite,
• scoria,
• and tuff.

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