解析 C。解析:珊瑚礁中的微小生物主要通过与藻类的共生关系获取能量。藻类进行光合作用,为珊瑚礁提供能量,珊瑚礁为藻类提供生存的场所等。选项A,这些微小生物不会通过吃大鱼获取能量;选项B,不是从沙子中吸收营养;选项D,不是直接从海水中获取能量。反馈 收藏 ...
Coral reef systems, which areacutelysensitive to changes in temperature and the pH of the water, are already sufferingbleaching events and will increasingly “flicker out” with each a fraction of a degree rise. 珊瑚礁...
Today, Mr. Green is a marine ecologist (海洋生态学家). He studies how underwater animals and plants connect with each other and need each other to stay a___ (78). Mr. Green studies coral reefs (珊瑚) in the Pacific Ocean. A coral reef is like a big under...
Some key facts aboutthe Great Barrier Reef Marine Park: covers 344,400 km2in area. includes the world's largest coral reef ecosystem. What animals build coral reefs? Coral reefs provide habitat for a large variety of marine life, including varioussponges, oysters, clams, crabs, sea stars, se...
The Great Barrier Reef is made of coral, a colorful rock-like substance actually composed of many small marine animals, each one less than half a centimeter in size. Coral grows in colonies that can reach over a meter and a half in height, and several of these colonies grow in close pro...
Reef died. "They've lost something that is absolutely precious," Eakin says. Coral reefs are one of the planet's most important ecosystem. Reefs cover less than 1 percent of the Earth's surface, but they're home to about one-quarter of all marine species. People who live in communities...
Coral reefs are one of the most fragile, biologically complex, and diverse marine ecosystems on Earth. This ecosystem is one of the fascinating paradoxes of the biosphere:how do clear, and thus nutrient-poor, waters support such prolific and productive communities? Part of the answer lies within...
The Great Barrier Reef is famous for its colorful coral and diverse marine life. People can go there for snorkeling and diving. Which country is the Great Barrier Reef located in? A. Australia B. Canada C. Japan D. Germany 相关知识点: ...
LineCoral reefs are one of the most fragile, biologically complex, and diverse marine ecosystems on Earth. This ecosystem is one of the fascinating paradoxes of the biosphere: how do clear, and thus nutrient- (5)poor, waters support such prolific and productive ...
Globally, coral reef systems are struggling due to stressors like pollution and increasing ocean temperatures. Overall, the longterm health of the marine ecosystem in West Maui is unclear, and marine researchers will continue their quest to understand how the corals were affected a...