A coral is a type of ______that secretes ______to form a hard external skeleton.
A)polyp; calcium carbonate
B)algae; silica
C)algae; calcium carbonate
D)polyp; silica

Name: A coral is a type of ______that secretes ______to form a hard external skeleton. A)polyp; calcium carbonate B)algae; silica C)algae; calcium carbonate D)polyp; silica
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Question

Quizplus · Accepted Answer

Corals are actually made up of tiny animals called polyps, which secrete calcium carbonate to form their hard external skeletons.

A Coral Is a Type of ______That Secretes ______To Form

A Coral Is a Type of That Secretes To Form