IGCSE Geography: Water

What percentage of the world's population struggles to access clean water?

• 33%

• 66%

• 50%

• 75%

When did the United Nations declare that access to water is a human right?

• 2000

• 2010

• 2020

• 2030

What is the main concern about water supply as the world's population grows and the number of people living in cities rises?

• Increased demand on water

• Decreased water pollution

• Improved water treatment technology

• More water sources available

What is a benefit of using a well or bore hole as a water supply method?

• Large scale, can provide water for millions

• High cost to build the initial structure

• Useful for accessing clean and safe groundwater supplies

• Can cause flooding of settlements and habitats

What is a disadvantage of using desalination as a water supply method?

• Small scale and localised

• Does not cost much to set up

• Has a large carbon footprint

• Useful in areas with no water source or groundwater supply.

What is the purpose of desalination?

• To generate hydroelectric power.

• To control flooding.

• To remove salt and other minerals from sea water.

• To purify water and make it potable.

Which of the following is a disadvantage of using dams and reservoirs as a water supply method?

• Small scale and localized.

• Does not cost much to set up.

• Can cause flooding of settlements and habitats.

• Provides electricity.

What is the main factor that determines per capita water use in different countries?

• The size of the population

• The economic development of the country

• The climate of the country

• The number of industries in the country

Which type of country uses a larger percentage of its water for agriculture?

• More economically developed countries

• Less economically developed countries

• Countries with a smaller population

• Countries with a larger population

Why do more economically developed countries use more water for domestic and industrial use? (Pick the best answer)

• Because they have larger populations

• Because they have more industries

• Because they have more water sources

• Because they have higher standards of living