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WorksheetsWATER/OXYGEN QUIZ
Total questions: 16
Worksheet time: 5mins
Is the amount of water on Earth the same as it was when the Earth was formed?
Yes, it is.
Of course not, what's wrong with you?
That depends on where you live.
Not since the invention of the flushing toilet.
The remaining freshwater is mostly stored in
ice cubes
ice caps and glaciers
the Titanic iceberg
lakes and rivers
What percentage of the Earth's water is freshwater?
43%
20%
25%
3%
If we continue to be this reckless, the water shortage will drastically affect the entire planet by
2060
2040
2050
2030
Do humans breathe pure oxygen?
Yes.
No.
Yes, unless they eat a lot of beans.
Which organ in the human body requires the most oxygen?
the heart
the brain
the muscles
How many litres of water does it take to produce one litre of beer?
10-12 litres
3-4 litres
1-2 litres
15 litres
What is desalination?
The process of removing water from the salt.
The process of removing salt from the water.
The process of removing salt from fast food.
How much water does it take to flush the toilet?
2 litres
4 litres
6 litres
I don't flush.
What is the percentage of oxygen in the air?
85%
21%
50%
75%
How much industrial waste is dumped into the water?
50%
80%
30%
70%
How much percent of water are us humans made up of?
60%
50%
70&
80%
Do you drown faster in saltwater or freshwater?
Saltwater.
Freshwater.
Most oxygen comes from trees.
True.
False.
True or False?
Croatia is in the top 30 countries rich with water.
Of course, we rule!
We wish... :-(
True or false?
It takes 4,74 litres of water to make 1 litre of wine.
True.
False
