Coral Reefs Quiz

Question #1: Which of these is not a cause of coral reef destruction?


Bleaching
Dynamite Fishing
Caught in Fishing Nets
Land Development



Question #2: In which parts of the world are coral reefs located?


France, Egypt, Paraguay
East Coast of Bahamas, Canada, USA
Off the Coast of Saudi Arabia, Mexico, Australia
None of the above



Question #3: How big do coral grow each year? (range)


0.2 cm - 0.8 cm
0.5 cm - 2.0 cm
1.2 cm - 3.3 cm
None of the above



Question #4: Corals belong to a group called Cnidaria. Which of the below do not belong to the group Cnidaria?


Hydras
Jellyfish
Sea Anemones
Mackerel



Question #5: Which one of these are not one of the basic kinds of coral reefs?


Atoll reefs
Grouping reefs
Barrier reefs
Table reefs



Question #6: When did the first coral reefs occur?


Less than 30 million years ago
89 million years ago
500 million years ago
758 million years ago



Question #7: How much of the Earth’s surface do coral reefs cover?


Less than 1%
5%
12%
20%



Question #8: How much do coral reefs contribute to the world’s economy each year?


USD 175 million
USD 1.75 billion
USD 2.75 billion
USD 3.75 billion



Question #9: Which country is the Great Barrier Reef nearest to?


Australia
New Zealand
Indonesia
None of the above



Question #10: Which of the following are coral species?


Bubble
Staghorn
Starburst
All of the above