Question

12. Which one of the following statements best describes the future of global freshwater

supplies?

1)         Water shortages are likely to become less frequent in both developed and developing countries

2)         Water shortages are likely to become less frequent in developing countries but more frequent in developed countries

3)         Water shortages are likely to continue at present rates in both developing and developed countries

4)         Water shortages are likely to increase, mainly in developed countries

5)         Water shortages are likely to increase, mainly in developing countries

13. Which one of the following statements is true?

Water use is clearly higher in countries with higher income levels

Water use is clearly higher in countries with lower income levels

Water use in a country is closely linked to the level of manufacturing

Water use in a country is closely linked to the level of agriculture

Water use in a country is clearly linked to electricity use

14. Which one of the following statements best describes projected water demands in the coming decades?

Global water demand will increase, but agricultural demand will decrease

Water demand will increase significantly in all countries

Global water demand will increase mainly due to increased agricultural demand

Global water demand will increase mainly in developed countries

Global water demand will remain relatively constant

15. The main problem with using groundwater to increase water supplies is that ...

1)         Groundwater tends to be contaminated with pesticides

2)         Groundwater is normally found in countries that already have sufficient supplies

3)         Groundwater aquifers are being rapidly depleted

4)         Groundwater tends to be too salty

5)         Groundwater tends to be too expensive

16. The main problem with using desalination to increase water supplies is that ...

1)         There are few available sources

2)         It is very expensive

3)         Supplies are usually contaminated with pesticides

4)         Water tends to evaporate before it can be used

5)         Communities tend to be located too far from water supplies

           

17. Which one of the following is an example of demand-side water management?

Expanded development of groundwater aquifers

Desalination

Building large dams

Increasing water prices

Building small dams

18. Which one of the following is normally the cheapest way to address water shortages?

Expanded development of groundwater aquifers

Desalination

Building dams

Water conservation efforts

Creating a system of property rights

Answer 1

12)

Right answer is :

“Water shortages are likely to become less frequent in both developed and developing countries.”

Demand for fresh water is likely to rise by 55 % between 2000 and 2050. Hence, is likely to be frequent in near future.

13.)

Right answer is:

Water use is clearly higher in countries with higher income levels

14.)

Right answer is :

Global water demand will increase mainly due to increased agricultural demand

15)

Right answer is”

3) Groundwater aquifers are being rapidly depleted

16)

Right answer is

2) It is very expensive

17 )

Right answer is:

Increasing water prices

18.

Right Answer is:  

Water conservation efforts