Name the three varieties of iron ore mined in India. Name one state where each is found.

(i) Name the best quality of iron ore.

(ii) Name two states where it is found.

State two uses of aluminium.

Give a reason for each of the following:

(i) Manganese is an important raw material in the iron and steel industry.

(ii) Bauxite is used in electrical equipment industry.

(iii) Raw iron needs to be alloyed in order to be useful in construction and automobile industry.