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WorksheetsDeep Blue Sea Science Olympiad
Total questions: 13
Worksheet time: 7mins
How many feet deep is the Atlantic ocean?
20,000 ft
25,000 ft
27,841 ft
30,000 ft
What do some fish living in the midnight zone have?
Large, reflective eyes
Tiny or no eyes at all
Brightly colored scales
Long, flowing fins
What does the light on an anglerfish do?
Attracts prey
Repels predators
Provides camouflage
Helps in navigation
Blue whales eat this many pounds of food every day.
4,000 pounds
6,000 pounds
8,000 pounds
10,000 pounds
What do Manatees eat?
seaweed
plankton
algae
fish
What does the electric catfish do to protect itself?
Gives off an electric shock
Camouflages itself in the water
Swims away quickly
Uses its fins to create a barrier
Where is the Atlantic Ocean located?
Africa
North America and Europe
North America
Europe
Some sea creatures use chemicals to produce light. What is this called?
Bioluminescence
Photosynthesis
Chemiluminescence
Fluorescence
What can the gulper eel do with its jaw?
unhinge it
expand it
rotate it
shorten it
How deep can a diver dive in the ocean?
20 ft.
30 ft.
40 ft.
50 ft.
Scientists divide the ocean into zones. Where do 90% of all sea creatures live?
Sunlit zone
Twilight zone
Midnight zone
Abyssal zone
How do tubeworms eat?
Using bacteria in their bodies
By filtering plankton from water
Through photosynthesis
By consuming organic debris
If a fish can't see, how does it find its prey?
By using its sense of smell
By the movement or motion of the fish
By listening to underwater sounds
By following the current of the water
