If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Apply: humans and ecosystems


In a certain coral reef ecosystem, over half of the corals have died off in recent years. As a result, the reef has lost much of its biodiversity.
What will be a likely result of this loss of biodiversity?
Choose 1 answer: