- 1. The Great Barrier Reef is the world's largest coral reef system, stretching over 1,400 miles along the coast of Queensland, Australia. It is composed of over 2,900 individual reefs and 900 islands, making it one of the most diverse ecosystems on the planet. The reef is home to an incredible variety of marine life, including over 1,500 species of fish, 400 species of coral, and 4,000 species of mollusks. It is also a breeding ground for humpback whales, sea turtles, and numerous species of seabirds. The Great Barrier Reef is considered one of the seven natural wonders of the world, attracting millions of visitors each year who come to snorkel, dive, and explore its stunning underwater world. Unfortunately, the reef is facing significant threats from climate change, pollution, and overfishing, leading to coral bleaching and loss of biodiversity. Efforts are being made to protect and preserve this incredible natural treasure for future generations to enjoy.
What is the world's largest reef system composed of over 2,900 individual reefs and 900 islands?
A) Great Barrier Reef
B) Red Sea Coral Reef
C) Belize Barrier Reef
D) Maldives Barrier Reef
- 2. In which country is the Great Barrier Reef located?
A) Australia
B) Kenya
C) Mexico
D) Philippines
- 3. What contributes to the vibrant coloration of the Great Barrier Reef?
A) Underwater volcanoes
B) Bioluminescent bacteria
C) Industrial pollution
D) Symbiotic algae living in coral
- 4. What type of weather can cause coral bleaching in the Great Barrier Reef?
A) Snowfall
B) Heavy rainfall
C) Strong winds
D) High water temperatures
- 5. What unique phenomenon occurs in the Great Barrier Reef when coral releases its eggs all at once?
A) Coral Spawning
B) Coral Quarantine
C) Coral Decimation
D) Coral Littering
- 6. How many species of fish inhabit the Great Barrier Reef?
A) Over 1,500
B) Around 2,000
C) About 500
D) Less than 100
- 7. Which category does the Great Barrier Reef fall under in terms of World Heritage listing?
A) Mixed
B) Natural
C) Cultural
D) Tentative
- 8. What natural disaster posed a threat to the Great Barrier Reef in 1974?
A) Earthquake
B) Forest Fire
C) Cyclone Tracy
D) Tornado
- 9. Which organization regulates and manages the Great Barrier Reef Marine Park?
A) United Nations Environment Programme
B) Greenpeace
C) World Wildlife Fund
D) Great Barrier Reef Marine Park Authority
- 10. What percentage of the world's fish species can be found in the Great Barrier Reef?
A) 10%
B) 25%
C) 5%
D) 50%
- 11. Which animal calls the Great Barrier Reef home and is known for its vibrant colors?
A) Shark
B) Clownfish
C) Octopus
D) Sea turtle
- 12. What is the primary threat to the Great Barrier Reef?
A) Climate Change
B) Pollution
C) Tourism
D) Overfishing
- 13. Which part of the Great Barrier Reef is most popular for diving?
A) Heron Island
B) Whitsunday Islands
C) Lizard Island
D) Cairns
- 14. Which natural wonder is often compared to the beauty and diversity of the Great Barrier Reef?
A) Volcano
B) Rainforest
C) Glacier
D) Desert
- 15. What is the name of the research station located on the Great Barrier Reef that facilitates scientific discovery and conservation efforts?
A) Heron Island Research Station
B) Great Barrier Reef Foundation
C) Whitsunday Islands Institute
D) Cairns Marine
- 16. How many species of hard corals are found in the Great Barrier Reef?
A) 200
B) 400
C) 600
D) 800
- 17. Which part of the Great Barrier Reef is home to the famous Heart Reef - a naturally heart-shaped coral formation?
A) Whitsunday Islands
B) Heron Island
C) Cairns
D) Lizard Island
- 18. What is the approximate number of islands and cays that make up the Great Barrier Reef?
A) 1,200
B) 500
C) 700
D) 900
- 19. What is the term for the process by which coral reefs build up over time as layers of coral skeletons grow on top of each other?
A) Accretion
B) Dissolution
C) Erosion
D) Decomposition
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