6. What is another feature found in the middle course of a river?
- Ox-bow lake
- Meander
- Interlocking spurs
7. What is the name for the starting point of a river?
- Tributary
- Source
- Mouth
8. What is another name for a river beach?
- Slip off slope
- River cliff
- Meander
9. Waterfalls are found in which stage of a river?
- Upper
- Middle
- Lower
