Question

why does the Indus Civilisation also called the Harappan Civilisation?

Answer 1

 the Indus Civilisation also called the Harappan Civilisationbecause as the first cities were found in the banks of river indus

Answer 2

Its also called Harappan civilization because the indus valley civilization was found near the harappan village which lies in the route of indus river but it has dried up.