The main "ingredient" in the formation of coral is ________.
A) nitrogen
B) barnacles
C) plant roots
D) waves
E) calcium carbonate

Question

Quizplus · Accepted Answer

The main "ingredient" in the formation of coral is calcium carbonate, which is secreted by the coral polyps to form their hard exoskeletons. Nitrogen, barnacles, plant roots, and waves may all contribute to the ecosystem and growth of coral reefs, but they are not the main ingredient in the formation of coral.

The Main "Ingredient" in the Formation of Coral Is ________