Question

Mention the use of three types of rocks in five different sectors with suitable examples.​

Answer 1

Explanation:

1. Igneous rocks are formed from melted rock deep inside the Earth.

2. Sedimentary rocks are formed from layers of sand, silt, dead plants, and animal skeletons.

3. Metamorphic rocks formed from other rocks that are changed by heat and pressure underground.

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Answer 2

Answer:

Three types are igneous, sedimantary and metamorphic rocks

• The igneous, sedimentary and metamorphic rocks are also known as primary, secondary and tertiary rocks respectively.
• Example of primary rocks are granite, pumice, etc.
• Granite are used in construction industry.
• Manufacturing of toothpaste the pumice is used.