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