The type of art during the Paleolithic era was that of cave paintings created through techniques like spraying from the mouth or engraving.
Wall paintings began to be more widespread with the rise in permanent dwellings, but they were not as durable as cave paintings, so only a few of them survived to the present day.
For further reading check the following articles:
|Indus Valley Civilization Facts||Ashoka’s Edicts|
|Buddhist Councils & Buddhist Texts||UPSC FAQ|
|Early Medieval India||Facts about Rig Veda for UPSC Exam|