Floods MCQ Quiz - Multiple Choice Questions & Answers

1. How many feet of fast-moving flood water can sweep a vehicle away?

1. 3 feet
2. 2 feet
3. 4 feet

2. How many inches of fast-moving flood water can knock you off your feet?

1. 6 inches
2. 8 inches
3. 10 inches

3. Flooding in London is prevented by

1. a barrier that is raised and lowered
2. gates in the western part of the city
3. westerly winds
4. high dams along the Themes

4. What is a flash flood?

1. A sophisticated flood
2. Power lines fallen in flood waters
3. A deep flood
4. A flood that happens fast with little warning

5. The tsunami that killed over 250,000 people in south and southeast Asia in 2004 was caused by

1. a volcanic explosion
2. an earthquake
3. a hurricane
4. a tropical storm

6. The flooding of New Orleans in 2004 was caused by

1. an earthquake
2. a tsunami
3. a hurricane
4. a tornado

7. The Probable Maximum Flood is:

1. an estimation of the largest possible flood that could occur at a particul ar location
2. the maximum flood experienced in the last 100 years
3. the maximum flood experienced in the last 200 years
4. the maximum flood experienced since flood records have existed

8. Which is not a characteristic of a regional flood?

1. An extended rise of river elevation for weeks to months
2. Large storm systems or an extended period of rainfall
3. A small drainage basin.
4. Floodplains covered with floodwaters

9. The change in elevation of a stream per unit length is called

1. base level
2. gradient
3. velocity
4. discharge

10. The lowest level to which a stream may erode is called

1. base level
2. gradient
3. velocity
4. discharge