Great Barrier Reef Knowledge Quiz

The Great Barrier Reef extends for approximately:

• 1,200 km

• 2,300 km

• 3,500 km

• 4,100 km

The GBR is located primarily off the coast of which Australian state?

• Western Australia

• Northern Territory

• Queensland

• New South Wales

Which UNESCO designation does the GBR hold?

• Biosphere Reserve

• World Heritage Site

• Ramsar Wetland

• Global Geopark

Approximately how many species of coral are found in the GBR?

• 50

• 150

• 400

• 1,000

The GBR is the habitat for which endangered marine species?

• African manatee

• Narwhal

• Dugong

• Sea otter

Which feature best describes the spatial pattern of the GBR?

• Clustered volcanic islands

• Chain of coral reefs, islands, and cays

• Single continuous barrier reef

• Atoll chain

The GBR covers approximately:

• 50,000 km²

• 150,000 km²

• 344,400 km²

• 500,000 km²

Which migratory species uses the GBR as a breeding ground?

• Emperor penguin

• Humpback whale

• Bluefin tuna

• Sea lion

The biodiversity of the GBR includes over:

• 500 species of fish

• 1,500 species of fish

• 5,000 species of fish

• 10,000 species of fish

Which geographical feature underpins the existence of the GBR?

• Sand dunes

• Volcanic ridges

• Continental shelf

• Rift valleys