Water Quiz

Which type of water is most common on Earth?

• Freshwater

• Saltwater

• Groundwater

• Lakes and Rivers

Why can't humans drink most of the Earth's water?

• It's too cold

• It's too salty

• It's too fresh

• It's too hot

Why do we need to protect our freshwater sources?

• They are unlimited

• They are scarce

• They are salty

• They are polluted

What would happen if glaciers started melting faster?

• More freshwater would be available

• Less freshwater would be available

• Oceans would dry up

• Rivers would stop flowing

Which of these is the best way to wash your car and conserve water?

• In your driveway with a hose

• drive it into a lake

• at a carwash that recycles water

The lack of access to sufficient available water resources to meet our demands is called:

• virtual water

• watershed

• water table

• water scarcity

Saving water is called conservation. Choose the reason that drinkable water is becoming more scare.

• Agriculture

• Growing population of people

• Aquifers are getting emptied

• All of the above

What are the three factors that contribute to water scarcity?

• Climate change, overuse of groundwater, and water pollution.

• Climate change, ocean droughts, and water pollution.

• Hurricanes, overuse of groundwater, and water pollution.

• El niño, hurricanes, and ocean evaporation.

Any change in water quality that can harm living organisms or make the water unfit for human uses such as drinking, irrigation, and recreation is called

• Water pollution
• Point sources
• Nonpoint sources
• Wastewater

What is the primary reason for the depletion of aquifers?

• Natural evaporation

• Over-extraction for agriculture

• Excessive rainfall

• Increased fish population