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Class 4 Social Science Our Mineral Wealth Question Answer

Last updated on July 6th, 2023 at 08:53 pm

It is a fossil fuel formed over millions of years from the dead remains of sea animals.

What is exhaustible resources?

Exhaustible resources are those that, once used, are no longer available.0

What is the first metal used by humans to make tools and utensils?

Copper was the first metal used by humans to make tools and utensils.

What are the things that we get from crude oil and petroleum?

Petroleum is the source of fuels such as petrol, diesel, kerosene, and cooking gas.

Petroleum is also used for lubricants, plastics, and cosmetics.

Which metal is used in constructing buildings and bridges?

Iron

What is oil wells?

Petroleum is found deep under the earth and under the floor of the sea are called oil wells.

What are inexhaustible resources?

Sun, wind and water are known as inexhaustible sources.

 

 

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