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- 1. Multiple Choice
The deep ocean covers how much of Earth's surface?
1/2
2/3
3/4
1/4
- 2. Multiple Choice
How deep is the deepest part of the ocean?
2 miles
2 inches
7 miles
7 feet
- 3. Multiple Choice
What is the deepest part of the ocean called?
Mighty Point
Deepest Challenge
Deep Under
Challenger Deep
- 4. Multiple Choice
The environment in Challenger Deep is very nice, and a great place for ocean life to live.
True
False
- 5. Multiple Choice
We know all about the deep ocean.
True
False
- 6. Multiple Choice
What was invented to be able to explore the deep ocean?
Satellites
Submersibles
Boats
Rovers
- 7. Multiple Choice
What percentage of the underwater world has been seen?
5%
3%
20%
7%
- 8. Multiple Choice
Life is sparse at the bottom of the deep ocean.
True
False
- 9. Multiple Choice
Scientists have found cracks in the surface of the deep ocean that take in water and heat it up. How does this effect the habitat around it?
It makes it too hot, and kills animals nearby.
There is no major effect.
The habitat is thriving with life.
- 10. Multiple Choice
The Pompeii worm has a fleece of bacteria on its back and scientists believe it is there to ___________ the worm.
forge
insulate
adapt
agile
- 11. Multiple Choice
How do animals survive with such little food in the deep sea?
They use chemosynthesis.
They steal food from shallower waters.
They don't eat.
They survive for as long as they can without food and then migrate.
- 12. Multiple Choice
Scientists have discovered more than 1,500 ocean species.
True
False
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