Water - AQA

1

What term is used to describe water that is safe for humans to drink?

2

Which of the following could be harmful for humans if consumed in drinking water?

3

Which solute is present in the highest quantity in sea water?

4

Which of the following substances is removed by filtration?

5

What is the name of the process that kills microbes during water purification?

6

Which of the following is not a method used to kill microbes during water purification in the UK?

7

Which process is used to make drinking water from sea water?

8

Which process uses high pressure and a porous membrane to purify water?

9

Which of these is most likely to be a pollutant in agricultural waste water?

10

What is the name of the process used to purify water which involves boiling the water and then cooling it to condense the vapour?