All of the following are true of hard corals except: A) corals are members of the Kingdom Animalia, Phylum Cnidaria, Class Anthozoa. B) coral distribution worldwide is limited to areas where the water temperature exceeds 25ºC. C) corals grow in shallow water with high light and relatively low organic nutrient input. D) corals have a motile planula larval form. E) corals have obligate endosymbionts.

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Quizplus · Accepted Answer

Hard corals can be found in a variety of water temperatures, including cooler water. Soft corals are limited to warmer waters.

All of the Following Are True of Hard Corals except