As we watch the video, Coral Reefs: Rainforests of the sea, answer the following questions:
1: What percentage of the oceans is covered by coral reefs?
2: Approximately how long ago did the first ancestors of coral reefs appear?
3: What is the skeleton of hard coral, such as brain coral, made out of?
4: In what way are soft coral different from hard coral?
5: What conditions are ideal for the growth of coral reefs?
6: Why are predators, such as sharks, dependent on coral reefs?
7: Why is tourism important to the communities living near coral reefs?
8:Describe one way to decrease the rate at which coral reefs are being destroyed by humans.
9: Why are coral reefs good indicators of the health of the environment?