Drainage basins stores and transfers

Question 1

What is a drainage basin

Answer 1

A catchment area
Area that supplies the river with its supply of water
Open system
Forms a cascading system

Question 2

Input into a drainage basin

Answer 2

Precipitation

Question 3

Outputs of a drainage basin

Answer 3

Evaporation - moisture lost through solar radiation

Transpiration - water lost from upper regions of plants in the catchment area

Question 4

Groundwater

Answer 4

Water stored below the water table in saturated soil

Question 5

Soil water

Answer 5

Water stored above the water table

Question 6

Interception

Answer 6

Rain falling on vegetation stopping it from reaching the river

Question 7

Surface water

Answer 7

Water in lakes

Question 8

Channel flow

Answer 8

Precipitation entering the river

Question 9

Stem flow

Answer 9

Water reaches the ground by flowing down trunks and stems

Question 10

Infiltration

Answer 10

Passage of water into the soil

Question 11

Overland flow

Answer 11

Ground is too saturated
Becomes impermeable to new water
(esp. urban areas)