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WorksheetsMarine Life Zones & Deep Ocean
Total questions: 19
Worksheet time: 10mins
Where does the energy for chemosynthesis come from?
sunlight
chemicals
producers
consumers
Deep sea animals use bioluminescence to:
attract mates
attract prey
see
all of these
There really are no differences between fish at the surface and fish in the deep ocean.
True
False
Which are adaptations deep ocean organisms have to cope with extreme pressure?
A- Many fish have lost their swim bladder
B- Unsaturated fats replace water in cells so they cannot be frozen and fractured
C- Bioluminescence
A & B only
all of these
Where do deep ocean organisms get their nutrients?
A- marine snow
B- kelp
C- chemosynthesis
A & C only
All of these
What light is filtered out at 500 feet?
blue
green
red
black
How is the ocean divided into different layers?
By the amount of pressure and light
By the type of marine life that lives in it
By the amount of salt in the water
By the size of the waves
Which zone is known as the “Midnight Zone”?
The bathypelagic zone
The Abyssal Zone
The Deep Sea Zone
The Abyssal Plain
Which zone is known as the twilight zone?
The abyssal zone
The midnight zone
The mesopelagic zone
The benthic zone
How are organisms that live in the deepest parts of the ocean able to survive the extreme pressure?
They have thick, pressure-resistant exoskeletons
They are made of mostly water
They have extremely strong muscles
They have evolved to survive without oxygen
These are organisms that live in the deepest parts of the ocean and have bacteria to perform chemosynthesis.
Dolphins
Sharks
Tube Worms
Sea Turtles
Phytoplankton live in which zone?
epipelagic
mesopelagic
bathypelagic
abyssopelagic
Which of the following is the deepest of the ocean waters
mesopelagic
abyssalpelgic
epipelagic
hadal pelagic
the deep sea scavengers include animals that feed on:
each other
bacteria
deep sea plankton
dead animals
