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