GENERAL KNOWLEDGE

Detailed explanation-1: -The first agricultural evidence comes from the Levant, from where it spread to Mesopotamia, enabling the rise of large-scale cities and empires in the region.

Detailed explanation-2: -The first agrarian civilizations developed at about 3200 BCE in Mesopotamia, in Egypt and Nubia (now northern Sudan), and in the Indus Valley. More appeared in China a bit later and in Central America and along the Andes Mountains of South America at about 2000–1000 BCE.

Detailed explanation-3: -Sumerians. Let’s start with Sumer. We believe Sumerian civilization first took form in southern Mesopotamia around 4000 BCE-or 6000 years ago-which would make it the first urban civilization in the region.