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Assessment
What is the primary organism that builds coral reefs?
Coral polyps
Sea turtles
Anemones
Seaweeds
Which type of symbiotic algae is crucial for the health of coral reefs?
Zooxanthellae
Dinoflagellates
Cyanobacteria
Lichens
What is a significant threat to coral ecosystems due to climate change?
Coral bleaching
Seawater cooling
Increased salinity
Decreased tidal activity
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