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Assessment
What is one of the primary roles of sea urchins in marine ecosystems?
They help control kelp forest populations.
They are top predators in the ocean.
They produce a significant amount of oxygen.
They primarily feed on fish.
How do sea urchins contribute to the health of coral reefs?
By overgrazing coral.
By promoting the growth of algae that supports coral.
By controlling algae populations that can smother corals.
By acting as a food source for coral polyps.
What is a consequence of a decline in sea urchin populations?
Increased diversity of marine species.
Overgrowth of algae leading to habitat degradation.
Enhanced coral growth.
Reduced competition for other herbivores.
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