Quiz: The Ultimate Coral Reef Quiz
The Ultimate Coral Reef Quiz
By: Staff
Image: refer to hsw

About This Quiz

For an underwater tourist, whether in a wetsuit or in front of a TV, a major attraction is a coral reef, an amazing ecosystem inhabited by myriad colorful marine creatures. Unfortunately, coral reefs are in danger of disappearing unless immediate steps are taken to preserve this natural wonder. Take this quiz to learn more about what needs to be done.

2.0 of 20
How long will it be until an estimated 70 percent of coral reefs disappear?
4.0 of 20
How big is a single coral?
9.0 of 20
What is common to the jellyfish, sea anemone and the coral?
13.0 of 20
What is this useful arrangement known as?
14.0 of 20
What is the substance the polyps secrete?
16.0 of 20
How many polyps can be found in a single branching coral?
20.0 of 20
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