Corals Quiz: Trivia Questions and Answers
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1. What is the percentage of dead coral in the world?
10%
2. In southeast Asia, what percentage of coral reefs are endangered?
80%
3. During which dynasty did coral jewelry reach the height of its popularity in China?
Qing Dynasty
4. What changes in water temperature can kill some species of coral?
1 - 2 °C
5. Which class of the Animalia kingdom do coral reefs belong to?
Anthozoa
6. What percentage of hermatypic corals form single-sex colonies?
25%
7. What is the biggest group of coral reefs?
The Great Barrier Reef
8. Which international project reduces the amount of damage to coral reefs while scuba diving and snorkeling?
Green Fins
9. How long is the Great Barrier Reef?
2,300 kilometres