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- 1. Multiple Choice
Which contains the greatest amount of freshwater?
Water Vapor
Oceans & Seas
Lakes & Rivers
Glaciers & Polar Ice Caps
- 2. Multiple Choice
Water covers what percent of Earth's surface?
3%
50%
70%
9%
- 3. Multiple Choice
How much of Earth’s water is fresh water?
100%
70%
3%
23%
- 4. Multiple Choice
How is water stored in an aquifer?
in an open underground lake
in cracks and spaces in rocks
in impermeable rock
in wells and springs
- 5. Multiple Choice
To represent the distribution of water on earth, a teacher filled a 2-liter bottle with 2000mL of water. She then made a mark at the 1944 mL point. What should be written at the 1944 mL level to distinguish the type of water to that point?
Water from glaciers & icebergs
Ground water
Ocean water
Water from ponds, rivers, lakes & streams
- 6. Multiple Choice
Which best explains why all of the Earth’s freshwater is not available for human use?
Most of Earth's freshwater is only in lakes
Most of Earth’s freshwater is underground.
Most of Earth’s freshwater is still in the water cycle.
Most of Earth’s freshwater is frozen water.
- 7. Multiple Choice
What effect does the water cycle have on the total amount of water on Earth?
The total amount of water on Earth is constantly increasing.
The total amount of water on Earth is constantly decreasing.
The total amount of water on Earth remains relatively constant.
The total amount of water on Earth changes due to periods of global warming and cooling.
- 8. Multiple Choice
How are estuaries connected to oceanic organisms?
Estuaries provide a nursery grounds for oceanic organisms
Estuaries provide sunlight for oceanic organisms.
Estuaries provide primary food for oceanic organisms.
Estuaries provide excess dissolved oxygen for oceanic organisms.
- 9. Multiple Choice
Why do plant plankton not grow in the deep ocean?
because sunlight does not reach the deep ocean
because too many animals eat it before it can grow
because there are not enough dissolved gases to support it
none of the above
- 10. Multiple Choice
Which is the largest zone in the ocean?
Neritic
Oceanic
Intertidal
Riveric
- 11. Multiple Choice
Which is able to give the most detailed information about the topography of a large area on the ocean floor?
sonar
submersibles
satellite imagery
teams of scuba divers
- 12. Multiple Choice
How can upwellings improve fishing for ocean fishermen?
They cause the ocean water to get warmer.
They cause ocean currents to remain calm.
They bring nutrients from the cold, deep ocean waters.
They bring ocean currents from the equator.
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