Q. The upper part of Mesopotamia was known as __:
Answer: Assyria
Notes: Some of the major Mesopotamian civilizations include the Sumerian, Assyrian, Akkadian, and Babylonian civilizations. The upper part of Mesopotamia was known as Assyria whereas the lower part was called Babylon which consisted of Sumer and Akkad. The Mesopotamian civilization flourished almost at the same time as the Egyptian civilization.