Ocean 115 - Introduction to Oceanography » Spring 2022 » Coral Seas

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Question #1
What do even the corals have to fight for?
A.   Fish to feed on
B.   Space
C.   Saltwater
D.   Shelter
E.   Their eggs
Question #2
The coral reef is made up of ____________.
A.   Sulfur minerals
B.   Phosphatic compunds
C.   Limestone lattice
D.   Apatite bonds
Question #3
Coral reefs are only found?
A.   In polar areas
B.   In the tropics
C.   In the temperate zones
Question #4
Algae are what percent of the food of the corals?
A.   83%
B.   8%
C.   100%
D.   42%
E.   98%
Question #5
How do the polyps fight for territory?
A.   They do not fight but live passively
B.   By extending their guts at night dissolving their competitors alive
C.   By extending their guts during the day and the night dissolving their competitors alive
D.   By migrating away from those who encroach on their territory
E.   By sending out distress signals to nearby fish to defend them
Question #6
Who helps fight the crown of thorns starfish?
A.   Sea cucumbers
B.   Small crabs
C.   Squid
D.   Dolphins
E.   Sharks
F.   Other starfish
Question #7
Where does the sand on the beaches around reefs often come from?
A.   The corals will make it
B.   Clams make it
C.   Large river systems that deposit sand hundreds of miles out to sea
D.   It is defecated out by parrot fish
Question #8
What is the storehouse for a harlequin shrimp?
A.   The reef
B.   A manta ray
C.   The burrow of a moray eel
D.   An old worm burrow
E.   A starfish
Question #9
What is the moving bush?
A.   A soldier bush
B.   A green slug
C.   A six gill shark
D.   A basket starfish
E.   A cormorant
Question #10
What do banded pipefish do?
A.   Ward off predators with venom
B.   Migrate from reefs to the South Pole and back
C.   Unleash a sticky substance to snare prey
D.   Pass their eggs from female to male
Question #11
With cuttlefish the male is?
A.   Three times the size of the female
B.   The same size as the female
C.   Twice the size of the female
D.   Six times the size of the female
E.   Smaller than the female
Question #12
What attracts females to male humpbacks?
A.   The length of his fins
B.   The size of his fluke
C.   The more fish he can swallow
D.   The higher his jump
E.   The louder and longer his song
Question #13
Where do spiny lobsters go during hurricane season?
A.   Under the reef
B.   Onto the shore
C.   They migrate to deeper water
D.   They migrate upriver
E.   They wait it out in the shallow ocean
Question #14
Can one storm destroy a reef?
A.   Yes
B.   No

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