The Great Barrier reef is formed from coral, which is the limestone skeletons of tiny sea animals is a True statement.
What are Skeletal limestones?
Rocks that are composed of or derive their properties from the in-place buildup of calcium skeleton material are known as skeletal limestones.
The calcium carbonate that corals secrete forms the underwater formations known as coral reefs. Coral reefs are communities of microscopic creatures that live in oceanic waters.
Therefore, the statement is True.
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