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