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Marine Ecosystems Review

Authored by Linda Morley

Science

9th - 12th Grade

Marine Ecosystems Review
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27 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Where are coral reefs found?

Polar waters

temperate, mid-latitude waters

tropical waters

only near volcanos

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Carbon dioxide and seawater combine to form

calcium carbonate
carbon monoxide
carbonic acid 

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Marine organisms make their shells from calcium and

chloride
carbonate
seawater

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An example of a marine organism that needs calcium carbonate 

a crab
a shark
an octopus

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What are tiny organisms that float near the surface of the water?

plankton
organisms
abiotic factor
insects

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The _________ zone is the ocean floor.

intertidal
neritic
oceanic
benthic

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The __________ zone is the place where the ocean meets the land.

intertidal
neritic
oceanic
benthic

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