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Module 11 - Coral Reefs

Horizontales
One of the three requirements for coral growth is ____ temperatures.
A specialized cell in the tentacles containing a barbed or venomous coiled thread that can be projected in self-defense or to capture prey.
Besides the "spur and groove" structures, what structures on a barrier reef are not found on a fringing reef?
A type of coral reef that occurs at a distance from the coast.
Central prjections from the floor of a corallite cup.
A ring of coral reef with outer slopes, enclosing a shallow lagoon.
Cleaner fish and clearner shrimp; clownfish and anemones; and remoras and shares are three examples of ____ on a coral reef.
One of the three requirements for coral growh is _____ surfaces.
Reef crest, reef slope, and _____ are the three areas of a fringing reef.
To what subclass do hard corals belong?
Extending _____ is another feeding method.
One of the three requirements for coral growh is _____ water.
To what class does coral belong?
A submerged area extending seaward from the reef towards the shelf break.
Verticales
Which of the three areas of fringing reef has the most prolific growth?
Since soft corals do not produce an exoskeleton, what supports them?
This is another major contributor to reef formation beyond the major organism, coral.
Which coral is a reef inhabitant?
To what subclass do soft corals belong?
A type of coral reef that forms as a border along the coast.
To what phylum does coral belong?
The living tissue overlying the stony skeletal material of the coral.
Why do coral reefs have a high primary production rate despite their location in nutrient poor water?
Strong _________ movements most likley cause "spur and groove" on the fore-reef slope of a barrier reef.
One of the three feeding methods coral employ.
A series of sharp ridges radiating from the center of a corallite cup.
The cup-shaped calcium shkeleton in which a coral polyp sits.