Question

how industries are classified on the basis of raw material?

Answer 1

Industries are broadly classification into three types (i.e. On the basis of Raw Materials, On the basis of Size and On the basis of Ownership).
1. On the basis of Raw Materials: These types of industries are classified depending on the type of raw materials they use.
(a) Agro Based Industries: Use plant and animal based products as their raw materials. E.g. Food processing, vegetable oil, cotton textile, dairy products, etc.
(b) Mineral Based Industries: Primary industries that use mineral ores as their raw materials. The products of these industries feed other industries. Iron made from iron ore is the product of mineral based industry. E.g. Iron & Steel, Cement, Machine, Tools, etc.
(c) Pastoral Based Industries: Use raw material's from animals like, Sheep, goat, etc. These industries use skin, bones, flesh, etc. E.g. Dairy product industries, Leather industries, etc.
(d) Marine Based Industries: Use products from the sea and oceans as raw materials. E.g. processed sea food, fish oil manufacturers, etc.
(e) Forest Based Industries: Use forest produce as raw materials. E.g. pulp & paper, furniture. Pharmaceuticals, etc.

Answer 2

Animal based industries
Mineral based industries 
Agrobased industries
Forest based industries

There raw materials are as there name suggests......