Thousands of polyps can live on a piece of coral. Where Do Corals Live? Coral reefs need certain living conditions to stay healthy. 1 They need healthy algae(藻类)for food. Both coral and algae need water that is the right temperature. Coral reefs can be damaged easily. Fresh water ...
The algae blocked sunlight from reaching the coral"可知,这种 海藻被引入Kaneohe Bay后,由于没有天敌,它们最终占 领了整个海湾。 3.A 解析:词义猜测题。根据第一段可知,海胆能吃掉从 它们身边漂浮过的任何东西。再根据本段提到的NMFS 开始用海胆来对付海藻可知,devour与eat同义。 4.D 解析:推理判断题。根据...
Coral reefs form an ecosystem in which thousands, if not millions, of different organisms live. These living things form a complex and interwoven food web, as they are each interdependent with the others.Answer and Explanation: Algae in a coral reef is eaten by several different living ...
What is coral bleaching? When coral expels algae, it turns white, but it is not dead — just severely stressed. Let's break down why coral bleaching is so bad.
A warmer planet doesn’t just raise temperatures. From wildfires to floods, here's how the climate is changing.
The planet’ s health depends on the survival of coral reefs. They are often described as “ the rainforests of the sea” , because they provide shelter for a wide variety of sea life. In addition, the reefs serve as barriers that protect coastlines from the full force of powerful storms...
根据第一段中“They have really sharp teeth they use to rid algae(海藻) on the rocks which makes them pretty valuable especially in places like Hawali where algue are threatening the coral reefs.(它们有锋利的牙 齿用来清除岩石上的藻类,这使它们非常珍贵,尤其是在夏 威夷这样的地方,那里的藻类正在...
Algae can survive on the seafloor only in What causes algae? How does macro-algae differ from phytoplankton? What is the largest algae? What is the phylum of algae? Does bacteria eat algae? How does algae adapt to coral reefs? What is the primary production for algae?
Goreau TF (1963) Calcium carbonate deposition by coralline algae and corals in relation to their roles as reefbuilders. NY Acad Sci Ann 109:127–167 Google Scholar Goreau TF, Goreau NI (1959) The physiology of skeleton formation in corals. II. Calcium deposition by hermatypci corals unde...
Form coral reefs, complex habitats Do not form structures, grow on surfaces 15 Environmental Sensitivity Sensitive to changes, prone to bleaching More resilient, but affected by pollution 11 Compare with Definitions Corals Symbiotic with algae, contributing to reef ecosystems. The corals' health is vi...