GENERAL KNOWLEDGE

Detailed explanation-1: -The Mississippi River drains an area of about 3.2 million square kilometers (1.2 million square miles) including all or parts of 32 states and two Canadian provinces, about 40% of the continental United States.

Detailed explanation-2: -Parts or all of 31 states plus two Canadian provinces drain into the Mississippi River, totaling 41% of the contiguous United States and 15% of North America. Along with being the largest U.S. drainage basin, the Mississippi also creates borders for 10 states.

Detailed explanation-3: -The Mississippi River-Headwaters watershed consists of 1, 255, 105 acres (1, 961 square miles) in the far north part of the basin. The watershed contains the headwaters of the Mississippi River at Lake Itasca in Itasca State Park.