Lesson 5.5

5.5 Surpluses within the water cycle: flooding Quiz: Pearson Edexcel Geography, Unit 7

20 questions

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Lesson 5.5, Surpluses within the water cycle: flooding: 20 multiple choice questions for the Pearson Edexcel Geography (9GE0), Unit 7: Topic 5: The Water Cycle and Water Insecurity, written with Revision Ninja.

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The 20 questions

  1. Which meteorological event typically causes sudden flash flooding within a few hours?

    • Spring snowmelt
    • Intense storms
    • Monsoonal rains
    • Prolonged rainfall
  2. Which land-use change increases surface runoff and flood risk in a river catchment?

    • Afforestation
    • Contour ploughing
    • Urbanisation
    • Wetland restoration
  3. Which term describes engineered structures such as concrete embankments and levees used to control river flow?

    • Hard engineering
    • Adaptive planning
    • Soft engineering
    • Sustainable drainage systems
  4. Which outcome of flooding is classified as an environmental impact rather than socio-economic?

    • Soil erosion
    • Business disruption
    • Property damage
    • Infrastructure loss
  5. Which meteorological factor causes seasonal flooding across tropical South Asia?

    • Glacial meltwater
    • Monsoonal rainfall
    • Convectional hail
    • Coastal storm surges
  6. What primary factor triggers snowmelt flooding in river catchments during spring?

    • Decreasing evaporation
    • Heavy snowfall
    • River channelisation
    • Rising temperatures
  7. Which land-use change reduces soil infiltration and increases catchment runoff?

    • Cover cropping
    • Terracing
    • Reforestation
    • Deforestation
  8. Which hydrograph characteristic describes a rapid rise in river discharge after rainfall?

    • Flashy response
    • Perennial response
    • Baseflow response
    • Delayed response
  9. How does extensive paving in a catchment affect the river hydrograph lag time?

    • Stabilises lag time
    • Lengthens lag time
    • Prevents lag time
    • Shortens lag time
  10. Which outcome of the UK 2007 floods is categorised as a socio-economic impact?

    • Business disruption
    • Wetland damage
    • Riverbank siltation
    • Soil erosion
  11. The time between peak rainfall and peak river discharge in a catchment is best described as what?

    • Bankfull period
    • Residence time
    • Recurrence interval
    • Lag time
  12. A flood with a 1 in 100 year recurrence interval has what annual probability of occurring in any given year?

    • 1%
    • 10%
    • 0.1%
    • 100%
  13. What term describes the release of water stored in winter snowpack into rivers?

    • Sublimation
    • Snowmelt
    • Infiltration
    • Percolation
  14. Which channel modification method exacerbates downstream flood risk on lowland rivers?

    • Meander restoration
    • Washland creation
    • Bank re-vegetation
    • Channel straightening
  15. What main flood risk issue can hard engineering schemes cause downstream?

    • Increased groundwater
    • Increased flood risk
    • Reduced flow speed
    • Decreased peak flow
  16. A catchment of 500 km2 receives 90 mm of rain and has a runoff coefficient of 0.6. What is the volume of runoff?

    • 45 million m3
    • 4.5 million m3
    • 2.7 billion m3
    • 27 million m3
  17. What factor primarily increases the socio-economic impact of flooding in developing nations?

    • Denser vegetation cover
    • Steeper catchment slopes
    • Lower flood resilience
    • Higher rainfall intensity
  18. Which soft engineering method reduces flood risk by storing excess water naturally upstream?

    • Channel dredging
    • Wetland restoration
    • Levee construction
    • Dam building
  19. How is climate change expected to alter precipitation patterns in many catchments?

    • Constant seasonal flow
    • Reduced peak runoff
    • Decreased storm frequency
    • Increased rainfall intensity
  20. Which of the following is an environmental impact of flooding?

    • Ecosystem damage
    • Economic loss
    • Settlement destruction
    • Infrastructure damage

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