In order to take out minerals , we dig deep holes into the earth called (a)   .

Minerals can be of (a)   types.

(a)   minerals contain metals such as iron , copper , gold and silver.

(a)   are hard and shiny and easy to shape.

(a)   minerals do not contain metals.

Coal and (a)   are used as fuels. Therefore, they are known as mineral fuels.

The Southern Plateaus, especially the Chota Nagpur area are known as India’s mineral (a)   .

(a)   is the most Important metal.

(a)   is used to make steel.

(a)   is very light and used to make utensils, airplanes and household goods.

(a)   was one of the first metals to be used by early humans.

(a)   is an expensive metal.

India has the (a)   largest reserves of Manganese in the world.

Non-Metallic minerals are mostly obtained from (a)   rocks.

Coal, petroleum and natural gas are also known as (a)   fuels.

Precious stones and (a)   are also non-metallic minerals.

(a)   is also known as mineral oil or crude oil.

An area that has many oil wells is known as an (a)   .

Natural gas is used as fuel called (a)   .

One-third of the world’s energy comes from (a)   .

India is the largest producer of (a)   in the world.

Minerals take millions of years to form, therefore they are called (a)   or non renewable resources.

It is necessary to use them (a)   and conserve them.

We should use (a)   source of energy such as Sun, wind and water

We should reduce (a)   consumption by using public transport, carpooling etc.

We should (a)   metals.

All things that are useful to us are called (a)   .

Copper is used to make electrical wires despite silver being a better conductor of electricity due to easy (a)   .