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Exploring Coral Reefs
Contributed by: Foster
  • 1. What is the largest coral reef system in the world?
A) Red Sea Coral Reef
B) Coral Triangle
C) Belize Barrier Reef
D) Great Barrier Reef
  • 2. Why are coral reefs important to the ocean ecosystem?
A) Provide habitat and food for many marine species
B) Reduce pollution in the water
C) Regulate the temperature of the ocean
D) Increase acidity levels in the ocean
  • 3. What is the process of coral spawning?
A) Harvesting coral for jewelry
B) Release of eggs and sperm into the water for reproduction
C) Extermination of coral for construction
D) Trimming coral branches
  • 4. What is the hard outer skeleton of coral made of?
A) Plastic
B) Iron
C) Calcium carbonate
D) Silica
  • 5. Which color of light penetrates the deepest into the ocean, allowing coral to photosynthesize?
A) Green
B) Yellow
C) Blue
D) Red
  • 6. What is the process of a coral reef forming on a volcanic island called?
A) Deposition
B) Succession
C) Subduction
D) Erosion
  • 7. How do coral reefs obtain most of their energy?
A) Through photosynthesis by zooxanthellae algae
B) Generating energy from the sun
C) Absorbing minerals from the water
D) By hunting small fish
  • 8. What is the significance of the 'coral triangle'?
A) Region with the highest diversity of coral species
B) Protected area for coral reef research
C) A triangle-shaped coral reef
D) Coral reefs shaped like triangles
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