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Where are the ores that we get from the mines are melted?
A non-metallic mineral mined in Dhanbad ___________.
Minerals from which we do not get metals are called _____________.
An area off the coast of Mumbai where petroleum is drilled ___________.
_________ and __________ non-metallic minerals are used as fuel.
Non-metallic minerals that are used as fuel are also called ________.
Coal is mainly used as ________.
Which of the following coal mining centre is in West Bengal?
Which of the following coal mining centre is in Chattisgarh?
An area with many oils well is called an _________.
The mineral oil is refined in _________.
All rocks on the Earth are made up of natural substances called __________.
_________ is found along with mineral oil in oilfields?
A rock that contains a large amount of a particular mineral is called the _______ of that mineral.
CNG stands for ____________.
Most _______ are found deep below the surface of the Earth.
What is the use of Limestone?
Digging out ores from under the ground is called __________.
What is coal used for?
Deep holes dug into the earth to take out ores are called ________.
A metal made by mixing two or more metals is called _______.
Into how many types, minerals are divided?
Holes dug to take out ores are called _________.
Minerals from which we get metals are called ___________.
Minerals such as Iron and gold are called _________.