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Assessment
What is the primary role of coral reefs in marine ecosystems?
They provide habitat for numerous marine species.
They produce a significant amount of oceanic oil.
They serve as a barrier for coastal erosion only.
They absorb carbon dioxide and release nitrogen.
Which of the following is considered a key threat to marine biodiversity?
Overfishing
Seasonal weather changes
Natural predation
Ocean currents
What is the term used for a biodiversity hotspot?
An area with high biodiversity that is under threat from human activities.
A region where species are abundant and not endangered.
A zone of the ocean with strong currents and no life.
A location that has no impact from climate change.
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