Drainage Basins Quiz

What is a drainage basin?

• An area of land drained by a river and its tributaries

• A large body of water

• A type of vegetation

• A mountain range

What influences the character and development of a drainage basin?

• Climate, vegetation, soil structure, and land use

• Population density

• Geological activity

• Elevation

What is the purpose of a watershed in a drainage basin?

• To separate different drainage basins

• To store water for future use

• To control the flow of water

• To provide habitat for aquatic organisms

What is the term for the volume of water passing a point in the river channel at a given unit of time?

• River discharge

• Evapotranspiration

• Infiltration

• Groundwater flow

What is the term for the loss of water from a drainage basin in various forms?

• Outputs

• Inputs

• Stores

• Flows

What is the term for the water that is retained within the pore spaces of the soil?

• Soil stores

• Groundwater stores

• Surface storage

• Throughflow

What is the term for the lateral movement of water through the upper soil?

• Throughflow

• Infiltration

• Percolation

• Baseflow

What is the term for the flow of water over the land surface?

• Overland surface flow

• Channel flow

• Throughfall

• Drip flow

What is the term for the transfer of water from the plant canopy to the ground without interception?

• Throughfall

• Drip flow

• Trunk and stem

• Overland surface flow

What is the term for the network of tributaries that connect to the main river channel in a drainage basin?

• Channel network

• Watershed

• Source

• Confluence