It was also known as Indus Valley Civilization (IVC). Harappan Civilization was of Indigenous origin which had gradually evolved. Initial communities of Mehrgarh etc. moved to fertile lands of Indus Valley. Surplus agriculture produce helped in development of other secondary activities. Gradually the population concentrated in the area leading to formation of Cities. Chalcolithic age helped in urbanization. Geographical extent of Harappan or IVC was as follows: In North- Manda in Jammu and Kashmir. In South- Diamabad in Maharashtra. In East- Alamgirpur in Uttar Pradesh. In West- Sutkagendor in Pakistan. Features of Harappan Civilization: 1. It was Indegenous. 2. It was urban and had urban institutions like citadel. 3. People were literate. Script was found however in could not deciphered yet. 4. It was an evolved society because means of entertainment like toys, chess, etc. found. 5. It was a multiclass society. There were artisans, merchants, traders, craftsmen etc. 6. ...