Answer the following in 100 words:

Explain how industries are classified according to their raw materials?

There are three types of industries on the basis of raw materials:

• Forest based industry: In this type of industry all the raw material of the industries come from forest. For example, making of any paper and furniture product requires wood as a raw material.

• Agro-based industry: Those industries which take its raw material from agriculture production. Cotton and textile industry, Guar Gum industry are some examples of agro-based industry.

• Mineral based industry: Mineral ores are the raw materials of these industries. They process the ore to produce the product. For example, Cement Industry, Thermal power plants are mineral based industries.