SSC MTS EXAM

Detailed explanation-1: -Sumer, site of the earliest known civilization, located in the southernmost part of Mesopotamia, between the Tigris and Euphrates rivers, in the area that later became Babylonia and is now southern Iraq, from around Baghdad to the Persian Gulf.

Detailed explanation-2: -The ancient Sumerians, the “black-headed ones, ‘’ lived in the southern part of what is now Iraq. The heartland of Sumer lay between the Euphrates and Tigris rivers, in what the Greeks later called Mesopotamia.

Detailed explanation-3: -Sumer was first settled by humans from 4500 to 4000 B.C., though it is probable that some settlers arrived much earlier.