Journey Through River Drainage Basins and Their Features

The video tutorial explains the concept of a river drainage basin, detailing its features from the source to the mouth. It covers the upper, middle, and lower courses of a river, highlighting key features such as tributaries, confluences, meanders, and estuaries. The importance of the watershed in determining water flow is also discussed, using the River Thames as an example.

What is the starting point of a river called?

• Source

• Mouth

• Tributary

• Confluence

What do we call small streams that join to form larger river channels?

• Estuaries

• Watersheds

• Tributaries

• Floodplains

What is the term for the boundary between two river drainage basins?

• Floodplain

• Estuary

• Watershed

• Confluence

In which section of a river would you find steep, mountainous areas?

• Upper Course

• Middle Course

• Estuary

• Lower Course

What feature is commonly found in the middle course of a river?

• Oxbow Lakes

• Estuaries

• Floodplains

• Watersheds

What is the term for the end of a river where it meets the sea?

• Source

• Confluence

• Mouth

• Tributary

Which process causes a river channel to widen?

• Tributary Formation

• Deposition

• Vertical Erosion

• Lateral Erosion

What is a meander?

• A confluence point

• The source of a river

• A sharp bend in a river

• A type of tributary

What is an estuary?

• A confluence of two rivers

• A river's source

• A narrow river channel

• A tidal mouth of a river

Which section of a river is characterized by flat land and floodplains?

• Upper Course

• Source

• Middle Course

• Lower Course