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- 1. Multiple Choice
What is an inexpensive solution to providing everyone with more fresh water to use?
desalination
water conservation
drilling more wells into aquifers
building more dams
- 2. Multiple ChoiceWater on the top the earth can form lakes or rivers, these are termed ____.fresh waterinfiltrationsurface watergroundwater
- 3. Multiple Choice
The most efficient way of irrigation is _______
Sprinkler irrigation
Surface irrigation
Drip system
Canal Alignment
- 4. Multiple Choice
What are the two main problems with water?
overuse and pollution
frozen and too salty to drink
too many fish and pollution
color and taste
- 5. Multiple Choice
------------- pressure on agriculture forces increasing use of groundwater?
Population
industries
all the above
- 6. Multiple Choice
Why is fresh water a limited resource?
It isn't because it is a renewable resource
97% of water is in the oceans and too salty to drink.
Only 2.6% is drinkable and is stored in icecaps, rivers, and lakes.
- 7. Multiple Choice
Where 97.4% of Earth's water is stored?
Glaciers
pH
Groundwater
Sea water
- 8. Multiple Choice
AMOUNT OF WATER COVERING EARTH
97%
74%
70%
68%
- 9. Fill in the Blank
THREE FORMS OF WATER
- 10. Multiple Choice
We have seen that most of the water that we get as rainfall just flows away. This is a waste of precious natural resource. The rainwater can be used to recharge the groundwater. What is this process called ? Choose 2 answers
Water saving
Rainwater harvesting
Rainwater saving
Water Harvesting
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