Today's answer to question 7.20 in Magic Ocean is: How are stony corals formed? Answer the questions on July 20th in Alipay Ant Forest Magic Ocean correctly to get puzzle rewards. Next, let us find out the correct answer to how stony corals are formed on July 20th in Magic Ocean.
1. Who makes stony corals by secreting calcium carbonate skeletons?
coral polyps
coral reef
2.Correct answer: coral polyp
3. Answer analysis:
Corals can be roughly divided into two parts: the coral tissue that covers the skeleton and the calcium carbonate skeleton that supports the tissue. Intuitively, the entire morphological structure of the coral symbiont comes from coral polyps. Every stony coral that can form a coral reef is formed by the accumulation of calcium carbonate skeletons secreted by coral polyps over many years.