National Water Week 2026 Quiz
Ten questions on water and irrigation. Answer all ten correctly to earn one CPD point, for all Irrigation Australia certifications including Waterwise.
Name
First Name
Last Name
Email
example@example.com
Phone Number
Please enter a valid phone number.
Format: (000) 000-0000.
1. About how much of the Earth's water is fresh water?
*
2.5%
10%
25%
50%
2. How much water does 10 mm of rain deliver to a 100 square metre garden?
*
10 litres
100 litres
1,000 litres
10,000 litres
3. Around what share of Australia gets less than 600 mm of rain a year?
*
20%
50%
80%
95%
4. About what share of Australia's irrigated land is in the Murray-Darling Basin?
*
30%
50%
70%
90%
5. How much less water do Australian cotton growers use per bale than in 1997?
*
12%
27%
52%
75%
6. How much water can a garden sprinkler use in one hour?
*
50 litres
200 litres
1,000 litres
5,000 litres
7. In Perth homes, about what share of drinking water is used outdoors?
*
10%
36%
60%
80%
8. On Water Night, households are asked to turn off the taps between:
*
6 am and 9 am
12 pm and 2 pm
5 pm and 10 pm
All day
9. Why is early morning a good time to water the garden?
*
Water pressure is higher
Less water is lost to evaporation
Plants are asleep
Sprinklers run faster
10. Why does ice float?
*
It contains air
Water expands and becomes less dense when it freezes
It is colder than the water around it
Salt pushes it up
Submit
Should be Empty: