Missouri River MCQs [USA] January 8, 2026August 27, 2024 by u930973931_answers 30 min Score: 0 Attempted: 0/30 Subscribe 1. 1. What is the Missouri River’s primary source? (A) Great Lakes (B) Rocky Mountains (C) Gulf of Mexico (D) Mississippi River 2. 2. In which U.S. state does the Missouri River begin? (A) Montana (B) North Dakota (C) South Dakota (D) Wyoming 3. 3. What is the Missouri River’s approximate length? (A) 1,200 miles (B) 2,300 miles (C) 1,900 miles (D) 2,600 miles 4. 4. Which river is the Missouri River a tributary of? (A) Columbia River (B) Mississippi River (C) Ohio River (D) Colorado River 5. 5. Through how many states does the Missouri River flow? (A) 4 (B) 5 (C) 6 (D) 7 6. 6. Which state is the last one the Missouri River flows through before emptying into the Mississippi River? (A) Illinois (B) Iowa (C) Nebraska (D) Missouri 7. 7. Which major city is located on the Missouri River? (A) St. Louis (B) Omaha (C) Denver (D) Minneapolis 8. 8. Which historical expedition traveled along the Missouri River in the early 19th century? (A) The Lewis and Clark Expedition (B) The Pioneering Expedition (C) The Franklin Expedition (D) The Hudson Bay Expedition 9. 9. Which dam is located on the Missouri River and is known for its hydroelectric power production? (A) Hoover Dam (B) Grand Coulee Dam (C) Fort Peck Dam (D) Bonneville Dam 10. 10. Which river joins the Missouri River near the city of St. Charles, Missouri? (A) Ohio River (B) Arkansas River (C) Mississippi River (D) Illinois River 11. 11. Which state has the most significant portion of the Missouri River? (A) North Dakota (B) South Dakota (C) Nebraska (D) Montana 12. 12. What was the Missouri River historically known as by Native American tribes? (A) Big River (B) River of the Plains (C) The River of the Sioux (D) The Long River 13. 13. What is the name of the largest reservoir on the Missouri River? (A) Lake Oahe (B) Lake Mead (C) Lake Havasu (D) Lake Powell 14. 14. Which significant geographic feature is found along the Missouri River in Montana? (A) The Great Plains (B) The Rocky Mountains (C) The Black Hills (D) The Badlands 15. 15. The Missouri River is the longest river in the United States. (A) True (B) False 16. 16. Which of the following states is NOT directly traversed by the Missouri River? (A) Iowa (B) Nebraska (C) Kansas (D) Montana 17. 17. Which dam created Lake Sakakawea on the Missouri River? (A) Fort Randall Dam (B) Oahe Dam (C) Garrison Dam (D) Fort Peck Dam 18. 18. What was the primary purpose of constructing the Missouri River dams in the 20th century? (A) Flood control (B) Recreation (C) Navigation (D) Irrigation 19. 19. Which famous explorer’s route along the Missouri River is part of the Lewis and Clark National Historic Trail? (A) Hernán Cortés (B) Zebulon Pike (C) Robert E. Lee (D) Lewis and Clark 20. 20. Which river joins the Missouri River near Omaha, Nebraska? (A) Platte River (B) Ohio River (C) Arkansas River (D) Columbia River 21. 21. Which U.S. state has the least amount of Missouri River frontage? (A) South Dakota (B) Nebraska (C) Kansas (D) Montana 22. 22. Which Native American tribe is historically associated with the Missouri River area? (A) Apache (B) Sioux (C) Cherokee (D) Iroquois 23. 23. What type of fish is commonly found in the Missouri River? (A) Trout (B) Catfish (C) Salmon (D) Pike 24. 24. Which of the following cities is NOT located on the Missouri River? (A) Kansas City (B) St. Louis (C) Bismarck (D) St. Paul 25. 25. What significant environmental challenge has impacted the Missouri River? (A) Invasive species (B) Water pollution (C) Drought (D) All of the above 26. 26. What was the main purpose of the Corps of Discovery during their journey on the Missouri River? (A) Trade (B) Mapping the territory (C) Establishing colonies (D) Military conquest 27. 27. Which of these is a major tributary of the Missouri River? (A) Snake River (B) Yellowstone River (C) Rio Grande (D) Colorado River 28. 28. In which U.S. state does the Missouri River cross the northern border before flowing into the Mississippi River? (A) Iowa (B) Missouri (C) Nebraska (D) Illinois 29. 29. Which historical event was significantly affected by the Missouri River’s flooding in the early 20th century? (A) The Great Depression (B) World War I (C) The Dust Bowl (D) The 1927 Mississippi Flood 30. 30. Which dam on the Missouri River is located in South Dakota? (A) Fort Peck Dam (B) Oahe Dam (C) Garrison Dam (D) Fort Randall Dam