The largest area of lowland and fertile farmland occurs in the combined drainage basin of the Mississippi-Missouri_Ohio rivers and the Great Lakes, covering nearly 1/3 of Canada and the United States.

Question

Quizplus · Accepted Answer

The Mississippi-Missouri-Ohio river system and the Great Lakes region form a vast drainage basin with extensive lowland and fertile farmland, covering a significant portion of central North America, including parts of both Canada and the United States.

The Largest Area of Lowland and Fertile Farmland Occurs in the Combined