A) Red Sea Coral Reef
B) Coral Triangle
C) Great Barrier Reef
D) Belize Barrier Reef

A) Increase acidity levels in the ocean
B) Provide habitat and food for many marine species
C) Regulate the temperature of the ocean
D) Reduce pollution in the water

A) Release of eggs and sperm into the water for reproduction
B) Extermination of coral for construction
C) Trimming coral branches
D) Harvesting coral for jewelry

A) Calcium carbonate
B) Silica
C) Plastic
D) Iron

A) Blue
B) Red
C) Yellow
D) Green

A) Deposition
B) Succession
C) Subduction
D) Erosion

A) Absorbing minerals from the water
B) By hunting small fish
C) Generating energy from the sun
D) Through photosynthesis by zooxanthellae algae

A) A triangle-shaped coral reef
B) Protected area for coral reef research
C) Region with the highest diversity of coral species
D) Coral reefs shaped like triangles