由第五段中的““Corals are threatened worldwide by a lot of things, but increasing temperatures are probably the most serious,” said Crawford Drury. (Crawford Drury说:“珊瑚在世界范围内受到很多威胁,但气温升高可能是最严重的威胁。”)”可知,Crawford Drury认为海洋温度上升严重影响珊瑚,是珊瑚的最大...
Corals are made up of groups of tiny animals called polyps (PAH-lips). Most polyps are smaller than a pea. 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. ...
Many people think rock-life forms in the sea filled with colourful fish when corals(珊瑚)are mentioned.But corals are made up of thousands of small organisms (1) which/thatlive and feed like any other sea life. Researchers in Hawaii and Australia have been engineering corals inside a lab ...
When corals are mentioned, many people think of rock- life forms in the sea filled with colorful fish. But corals are made up of hundreds of thousands of small organisms which live and___. likeanyothersea life. A. dominate B. follow C. feed D. control 如何将EXCEL生成题库手机刷...
A great diversity of animals finds food and shelter in every crack and crevice.Today's reefs are about 10,000 years old. Found in sunny, shallow water in warm seas all over the world, reefs are made up of the hard shells of millions of corals. As cor-als live and die, they create...
根据第三段"Traditional concrete is made of small stones.The stones are heated to temperatures greater than 1,300°C,during which carbon dioxide comes out.A company,McKinsey & Company,reported that the concrete production industry accounts for 4.5 percent of global greenhouse gas emissions.Biolith,...
1.Any of numerous small, sedentary animals that often form massive colonies in shallow sea water. They secrete a cup-shaped skeleton of calcium carbonate, which they can retreat into when in danger. Corals are cnidarians and have stinging tentacles radiating around their mouth opening. The tentacl...
aConsistent with the philosophy behind establishing APRA as a single regulator, further legislative changes are also likely in time, to harmonise powers and processes across the various pieces of legislation for which APRA is responsible. 一致与哲学在建立APRA之后作为一个唯一管理者,进一步立法变动及时...
Today’s reefs are about 10,000 years old. Found in sunny, shallow water in warm seas all over the world, reefs are made up of the hard shells of millions of corals. As corals live and die, they create a giant, rocky honeycomb. Only a thin top layer is living coral. ...
Sometimes included under the term are those hydrozoans that form massive carbonate skeletons (e.g., Milleporina, Stylasterina, and even the Stromatoporoidea; see Coelenterata ). The coral skeleton is external and of ectodermal origin. It is commonly made up of a wall or epitheca that ...