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Marine ecosystems

Last updated over 3 years ago

15 questions

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Answer the following questions by referring to the Google Slides Presentation.

Above is a graphic of the ocean and land.  Label the zones below using the graphic and these words:  benthic, neritic, intertidal, oceanic

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Question 15

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A.

benthic

neritic

intertidal

oceanic

B

intertidal

neritic

benthic

oceanic

C

oceanic

benthic

intertidal

neritic

D

intertidal

oceanic

benthic

oceanic

What is the ecosystem where freshwater and salt water are always mixing?

polar ice

estuary

sargasso sea

coral reef

What is the ecosystem called that is located in warm, shallow seas?  This ecosystem provides homes to organisms such as sponges and sea anemone.

coral reef

polar ice

estuary

sargasso sea

In which ocean zone do organisms such as snails have to adapt to changing levels of water?

benthic zone

oceanic zone

neritic zone

intertidal zone

Floating mats of algae called sargassums make up an ecosystem found in the middle of the Atlantic Ocean.  What is this ecosystem called?

coral reef

polar ice

estuary

sargasso sea

Which ocean life zone is located in the top layer of the ocean where there is a lot of sunlight?  Corals live here.

intertidal

neritic

oceanic

benthic

What is the ecosystem in the icy waters found in the Arctic ocean and around Antarctica called? 

coral reef

polar ice

estuary

sargasso sea

What is one abiotic factor that affects the biotic factors in the ocean?

algae

water temperature

dolphins

Which ocean zone is located where the sea floor drops off and is the main part of the ocean?

intertidal zone

neritic zone

oceanic zone

benthic zone

What does the temperature of the ocean do as the depth increases?

increases

decreases

stays the same

Which ocean zone is located where the sea floor drops off quickly?

intertidal zone

neritic zone

oceanic zone

benthic zone

What is the primary consumer of the marine ecosystem?

phytoplankton

algae

zooplankton

bacteria