Coral And Ecosystems

Question 1

Where are coral reefs found?

Answer 1

East coast of land masses, due to warm ocean currents
Tropical oceans (0-30° above/below equator)

Question 2

What are the functions of coral reefs?

Answer 2

• Huge biodiversity only found in coral reefs
• Acts as ‘carbon sink’ reduce carbon dioxide in atmosphere
• Acts as physical barrier; prevents sediment from washing up and damaging shoreline
• Tourism industry (jobs, souvenirs, economic development and positive multiplier effect)

Question 3

What percentage of all marine life is found in and around corals?

Answer 3

25%

Question 4

What does coral need to survive?

Answer 4

• Sunlight
• Relatively shallow water (30-40 metres)
• Supply of zooplankton
• East sides of continent for warm ocean current
• Clear water
• Saltwater

Question 5

What type of relationship is there between the algae and the fish of the reefs?

Answer 5

Symbiotic