GENERAL KNOWLEDGE

Detailed explanation-1: -Mesopotamia is thought to be one of the places where early civilization developed. It is a historic region of West Asia within the Tigris-Euphrates river system .

Detailed explanation-2: -The two Mesopotamian sivers are the Tigris River and the Euphrates River. Both rivers begin in Turkey and flow south to the Persian Gulf. The Tigris River is on the eastern side of Mesopotamia while the Euphrates River is on the western side.

Detailed explanation-3: -Originating in Lake Hazer in Turkey-a region characterized by high mountains-the river flows parallel with the Euphrates River. The two eventually join, emptying into the Persian Gulf in the lowlands in an area known as the Shatt Al-Arab. More than half of the Tigris can be found in Iraq.

Detailed explanation-4: -Today, however, Arvand Rud (New Persian: ) refers to the confluence of the Euphrates and Tigris rivers, known in Arabic as the Shatt al-Arab.