Question

describe corals (class XI)​

Answer 1

Answer:

coral polyps are tiny soft bodied organisms releted to sea anemones and jellyfish .At their base is a hard ,protective limestone skeleton called a calicle which forms the structure of coral reefs Reefs begins when a polyp attached itself To a rock on the sea floor, then divides or or buds into thousand of clones

Answer 2

Explanation:

Corals are marine invertebrates within the class Anthozoa of the phylum Cnidaria. They typically live in compact colonies of many identical individual polyps. Coral species include the important reef builders that inhabit tropical oceans and secrete calcium carbonate to form a hard skeleton.