Question

The Canadian prairies are drained by the river _______
A. Mississippi
B. Saskatchewan
C. Ohio
D. Panama

Answer 1

Hint: The Great Lakes are present to the east of the prairies whereas the Rocky Mountains are present to the west of the prairies. The prairies present in the USA are drained by Mississippi.

Complete answer: Saskatchewan river’s tributaries drain the prairies of Canada. One of the major rivers present in Canada is the Saskatchewan. Its name means ‘swift flowing river’. Canadian prairies are located between British Columbia and Ontario.
The prairies of Canada are present in the western part of Canada. It includes Prairie Provinces - Alberta, Saskatchewan and Manitoba - and also the Great Plains present in Canada. The prairies present in Canada are temperate grassland. Semi-arid is the core climate of the Canadian prairie. The region's most iconic sights include vast fields of wheat and barley. The prairies have warm, dry and sunny days whereas the nights are cold. Apart from this the prairies are characterised by warm chinook winds.

Option A - Mississippi - It is the second longest river of the North American continent. It originates from Lake Itasca which is present in the state of Minnesota.
Option C - Ohio - It is a river in the United States which is 981 mile long. Its source is the Allegheny River.
Option D - Panama - It is a river in South America which runs through Brazil, Paraguay and Argentina.

Therefore the correct answer is option B.

Note: Enormous stretches of flat grassland which has moderate temperature, moderate rainfall and few trees are known as prairies. There are basically three kinds of prairies in North America - short, mixed and tallgrass prairie.