What is the most significant feature of the Indus Valley Civilization?

The Great Bath was found from the Indus Valley civilization at -

Name the major city of the Indus valley civilization that had trade with West Asia.

The Indus Valley culture was different from the Vedic Civilization because

One of the following sites from where the famous bull-seal of Indus Valley Civilization was found-

Which of the following animals was not known to the people of the Indus Valley Civilization?