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Coral Reefs
Do you know what a coral is?
Yes
No
A coral is:
a marine invertebrate made of polyps
a marine vertebrate in phylum chondrichthyes
Hard corals are:
Scleractinians
Black
Soft corals are:
Scleractinians
Black
What corals build coral reefs?
Hard corals
Soft corals
Both
Corals deposit
carbon dioxide
calcium carbonate
sulfuric acid
Coral death is associated with
apoptosis
bleaching
calcification
What do corals need in order to survive?
hot ocean water temperatures
macroalgae
zooxanthellae
phytoplankton
Coral reefs are
limestone benches
plants on sediment
non-living
What are ways you can help coral reefs?
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