Potable Water (AQA GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
What is potable water?
What is potable water?
Water that is safe to drink
What water conservation measure occurs in UK during summer when water reserves run low?
What water conservation measure occurs in UK during summer when water reserves run low?
Hosepipe bans
What characteristic makes fresh water suitable for treatment into potable water?
What characteristic makes fresh water suitable for treatment into potable water?
Low levels of dissolved substances
What is the purpose of filtration in potable water production?
What is the purpose of filtration in potable water production?
To remove insoluble particles
What is the purpose of sterilisation in potable water production?
What is the purpose of sterilisation in potable water production?
To kill harmful microbes
Which is NOT used to sterilise water in UK potable water production?
Which is NOT used to sterilise water in UK potable water production?
Boiling
What is desalination used for?
What is desalination used for?
Making seawater potable
What is the most common method of desalination?
What is the most common method of desalination?
Distillation by boiling seawater
Why is desalination less viable in many parts of the world?
Why is desalination less viable in many parts of the world?
It is energy-intensive and costly
What is fluoridation?
What is fluoridation?
Adding fluoride to prevent tooth decay
When was the first substantive UK fluoridation scheme established?
When was the first substantive UK fluoridation scheme established?
Birmingham in 1964
Who makes the decision about whether to add fluoride to the water supply?
Who makes the decision about whether to add fluoride to the water supply?
Individual local authorities
What can science NOT address directly regarding fluoridation?
What can science NOT address directly regarding fluoridation?
Ethical issues