The _________ plain was a densely forested area which received heavy rainfall.

The Iron Age is the archaeological period generally occurring after____________.

What is the meaning of 'Saptha Sindhu'?

Iron ore was first processed by

The use of iron was started in India roughly _______ years ago.

________ is added to this ore and heated to a high degree of temperature to produce iron.

The credit of employing techniques of iron goes to ____________.

The Vedic people used a plough drawn by

The expansion of ____ necessitated domestication of cattle and sedentary life.

Iron ore was first processed in _____.