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Assessment
What is the main building block of coral reefs?
Coral polyps
Seaweed
Fish
Sand
Which of the following is a major threat to coral reefs?
Marine biodiversity
Coral bleaching
Sustainable fishing
Marine protected areas
What role do coral reefs play in coastal protection?
They increase wave energy.
They reduce coastal erosion.
They attract sea predators.
They create underwater volcanoes.
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