Question

What are coral reefs? Give some of the characteristic features of the same.​

Answer 1

Explanation:

A coral reef is made of thin layers of calcium carbonate

Coral polyps form a living mat over a calcium carbonate skeleton. Stony corals (or scleractinians) are the corals primarily responsible for laying the foundations of, and building up, reef structures.

Coral characteristics

Shallow water, reef-building corals have a symbiotic relationship with photosynthetic algae called zooxanthellae, which live in their tissues. The coral provides a protected environment and the compounds zooxanthellae need for photosynthesis.

Answer 2

Answer:

QUES ----- WHAT ARE CORAL REEFS ? GIVE SOME CHARACTERISTIC FEATURES OF THE SAME

ANS ------ A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups

CHARACTERISTIC -----------------

Shallow water, reef-building corals have a symbiotic relationship with photosynthetic algae called zooxanthellae, which live in their tissues. The coral provides a protected environment and the compounds zooxanthellae need for photosynthesis.

Explanation:

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