How can scientists help improve the supply of potable water? - OCR 21C

1

What name is given to drinkable water?

2

What treatment method is not needed for groundwater?

3

What is the name of a large underground store of water?

4

Which of the following would be removed by screening?

5

How are most of the solids separated from surface water?

6

Which method removes very small particles during surface water treatment?

7

What extra treatments are used to make wastewater safe to release into rivers?

8

What is the chemical test for chlorine?

9

Which location would benefit most from using seawater as a source of potable water?

10

Which two processes could take place during desalination?