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Exploring the World’s Largest Coral Atolls
Contributed by: Hatton
  • 1. Which ocean contains the majority of the world's coral atolls?
A) Pacific Ocean
B) Arctic Ocean
C) Indian Ocean
D) Atlantic Ocean
  • 2. How are coral atolls primarily formed?
A) From the growth of coral reefs around volcanic islands
B) From the remains of dead fish
C) By sediment accumulation alone
D) Through tectonic activity
  • 3. Which of the following is a habitat found within coral atolls?
A) Desert
B) Mountain
C) Forest
D) Lagoon
  • 4. Which country is home to the famous Bikini Atoll?
A) Marshall Islands
B) Fiji
C) Australia
D) Bahamas
  • 5. What is the primary role of coral polyps in an atoll?
A) Building the coral structure
B) Nesting
C) Photosynthesis
D) Swimming
  • 6. Which of the following is a benefit of coral atolls?
A) Erosion increase
B) Desertification
C) Coastal protection
D) Freshwater supply
  • 7. What is a common method to study coral health?
A) Underwater construction
B) Drilling for samples
C) Coral reef surveys
D) Satellite imaging alone
  • 8. Which of the following activities poses a risk to coral atolls?
A) Tourism
B) Nature conservation
C) Sustainable fishing
D) Marine research
  • 9. What essential factor do coral reefs require for growth?
A) Sunlight
B) Freshwater influx
C) High nutrient water
D) Cold temperatures
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