Number of question


CQ 1

Is tap-water in Germany drinkable without worries?

a) drinkable without worries

b) undrinkable

c) not drinkable everywhere

CQ 2

Is supermarket or tap-water better controlled?

a) tap-water is better controlled

b) supermarket water is better controlled

c) both are controlled on the same level

CQ 3

Would you prefer a glass of tap-water or bottled water?

a) tap-water

b) bottled water

c) both

OQ 4

Where is our drinking water purified?

OQ 5

Guess when drinking water will be used up on our planet!

OQ 6

What do you understand by the term “virtual water”?