Jeopardy $100 Misc.GeographyAnimalsPeopleCoral $200 $300 $400 $500 $400 $300 $200 $100 $500 $400 $300 $200 $100 $500 $400 $300 $200 $100 $500 $400 $300.
Along the eastern coast of Australia there is the Great Barrier Reef, which extends for 2000 km. It is built by the coral polyp.
