WorksheetsRiver Floods
Total questions: 10
Worksheet time: 5mins
Which of the following would decrease lag time from peak rainfall to peak discharge?
Deforestation
Afforestation
Permeable rocks
Sandy soils
Which of the following is a human cause of flooding?
Steep slopes
Urbanisation
Vegetation
Climate
Which of the following is a physical cause of flooding?
Heavy rain
Efficient sewage system
Deforestation
Bridge buiding
Pick the social impact of river floods.
Housing repairs
Deaths
Losing a job
Soil erosion
Pick the economic impact of river floods.
It is hard to move around
People become homeless
Floods create or replenish wetland habitats
Business closed for refurbishment
Pick the environmental impact of river flooding.
Insurance premiums go up significantly.
Wildlife can be killed.
Electricity is cut off
An increase in flood defence systems.
Pick the correct definition: Hard engineering.
Building large, man-made structures.
Not building on the floodplain.
Working with the natural landscape. Do not physically alter the river.
Allocating budgets to recover from future flood events.
Which of the following is NOT an example of hard engineering?
Building a dam.
Straightening the river.
Afforestation.
Constructing spill over lakes.
Which of the soft engineering approaches listed below involves thinking about how areas of land are used and by whom?
Laissez faire
Zoning
Sectioning
Proportion thinking
Apart from preventing flooding, what is another benefit of constructing a dam.
Producing hydroelectric power.
Provides drinking water for urban settlements.
Creates a lake for recreation and tourism.
All of the options.
