the process in- cludes cutting the coral into tiny pieces. This causes them to regenerate. When the regrown pieces are placed next to each other, they form larger ones, which can be planted into the ocean to replace dead coral.”可知,Coral Vita项目的步骤是先把珊瑚切成 小份,让它们进行...
1.B。“expel” 所在句子 “When coral reefs are stressed by changes in conditions, such as temperature, light or nutrients, they expel the algae that live in their tissues”,结合后文 “without which, coral tissues become transparent and show their white structure” 可知,珊瑚礁在受到环境变化压力...
Healthy coral reefs are among Earth’s most biologically diverse and economically valuable ecosystems and are vital around the world. Healthy coral reefs and their habitats are important to life in the ocean and on land. Fish, corals, lobsters, clams, seahorses, sponges and sea turtles are only...
When you think of important ecosystems what do you think of first? Many people would probably say rainforests or woodlands, but how many mentioncoral reefs? If you are a diver you have probably thought about the part they play in ourecosystem, but if you aren’t it may not have even cro...
Coral reefs are among the most biodiverse and productive ecosystems on the planet. However, our understanding of these ecosystems and their inhabitants has primarily been gleaned from shallow-water studies (<40 m), while light-dependent corals and the ecosystems they support extend much deeper (e...
阅读下列短文,从每题所给的 A、B、C和D四个选项中,选出佳选项。Coral reefs(珊瑚礁) are remarkably noisy ecosystems in
主旨大意题。根据第一段第一句“Coral reefs are some of the most diverse and valuable ecosystems on Earth”(珊瑚礁是地球上最具多样性和价值的生态系统之一。)第一段点明主旨,本文主要是介绍了珊瑚礁的重要性,并不是介绍生态系统的多样性。故选C项。 反馈 收藏 ...
Science Ecosystems What are Coral Reefs? Is It a Living Thing? What are Reefs?Question: What are coral reefs? Under the Ocean: The oceans of the world are filled with an amazing diversity of geographic features and wildlife. There are mountains and valleys, volcanoes and plateaus and deep...
Coral reefs are fascinating ecosystems which are the homes of thousands, if not millions, of different organisms. Scientists believe that there are still perhaps one to eight million undiscovered organisms living in coral reefs. Answer and Explanation:1 ...
Coral reefs are the most valuable ecosystems on the planet. Despite only covering about 0.1% of the ocean floor and home to a quarter of marine species and 800 types of coral.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插