Water Treatment Arena

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Water treatment quiz

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Lebanon

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Water Treatment Arena


AsterQuiz Water Treatment ArenaVersion en ligne Water treatment quiz par Hidden Author 1 Why is water treated? a To make it dirty b To remove or reduce harmful contaminants c To add mud 2 Which method kills many disease-causing microorganisms by heat? a Boiling b Decantation c Filtration 3 Which method removes suspended solid particles using a filter? a Boiling b Chlorination c Filtration 4 Which method allows heavy particles to settle before clear water is poured off? a Chlorination b Decantation c Distillation 5 Which method uses chlorine to disinfect water? a Sedimentation b Filtration c Chlorination 6 Which method involves boiling water and then condensing its vapour? a Filtration b Decantation c Distillation 7 What can activated carbon filters help reduce? a All microorganisms in every situation b Large stones only c Some chemicals, tastes and odours 8 Does simple filtration reliably kill germs? a Always b No c Yes 9 Does boiling remove sand already suspended in water? a Not effectively b Always c Only by magnetism 10 Why might several treatment methods be combined? a To make treatment less effective b One method always removes everything c Different methods remove different contaminants 11 Which method is especially effective at producing very pure water? a Distillation b Decantation c Sedimentation only 12 What should happen to treated drinking water after treatment? a Mix it with dirty water b Leave it open to contamination c Store it safely in a clean covered container 13 Which process mainly removes large suspended particles rather than dissolved salt? a Distillation b Filtration c Evaporation 14 Chlorination mainly helps to: a Remove sand by settling b Kill or inactivate harmful microorganisms c Remove iron with a magnet

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Water Treatment Arena

AsterQuiz

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Water Treatment ArenaVersion en ligne

par Hidden Author

Why is water treated?

Which method kills many disease-causing microorganisms by heat?

Which method removes suspended solid particles using a filter?

Which method allows heavy particles to settle before clear water is poured off?

Which method uses chlorine to disinfect water?

Which method involves boiling water and then condensing its vapour?

What can activated carbon filters help reduce?

Does simple filtration reliably kill germs?

Does boiling remove sand already suspended in water?

Why might several treatment methods be combined?

Which method is especially effective at producing very pure water?

What should happen to treated drinking water after treatment?

Which process mainly removes large suspended particles rather than dissolved salt?

Chlorination mainly helps to: