Before learning how reefs form, it's helpful to define a reef. Acoral reef is made up of animals calledstony corals. The stony corals are made up of tiny, soft colonial organisms called polyps. Polyps look a lot like a sea anemone, as they are related to these animals. They are inver...
A. Through the growth of seaweed B. Through the accumulation of sand C. Through the activities of small animals D. Through the secretion of coral polyps 相关知识点: 试题来源: 解析 D。珊瑚礁是由珊瑚虫分泌的物质形成的,选项 D 符合。选项 A 海草的生长与珊瑚礁的形成无关;选项 B 沙子的堆积不...
So, the water___(not get) enough food, and then it will go up into the air. If the coral is___ (go) different kinds of fish___ (be) in danger of dying too. So, as you can see, one natural disaster often causes another one. 相关知识点: 试题来源: 解析 1. cut down 2. wi...
D.Coral Reefs Rely Heavily on Fish答案(1)词义猜测题。根据划线词前所在的句子Coral reefs(珊瑚礁)are full of varieties of sea life,including fish.Some fish are more attractive to humans than others,and their semblance could be influencing how we decide which species to protect.(...
You arescuba divingalong one of the many coral reefs scattered throughout the equatorial seas, glimpsing the multitude of life that this largest of living structures supports. Your underwater view, however, may be limited. Seventy percent of coral reefs may be gone in less than 40 years if ...
Diving in the ocean,marine biologist Erika Woolsey has seen how coral reefs (珊瑚礁) are being damaged by climate change.It has made her decide to find a way to share her experience —including those who can't easily explore the ocean.Through her non-profit,The Hydrous,Woolsey is using ...
Diving in the ocean, marine biologist Erika Woolsey has seen how coral reefs (珊瑚礁) are being damaged by climate change. It has made her decide to find a way to share her experience —including those who can’t easily explore the ocean.Through her non-profit, The Hydrous, Woolsey is ...
Does overfishing affect coral reefs? How do coral reefs die? How does ocean acidification affect marine ecosystems? How do coral reefs protect themselves? How are coral reefs formed? How does coral bleaching affect the Great Barrier Reef?
The warmer water causes coral bleaching, which is harmful to coral reefs D. Coral reefs become more colorful due to climate change 相关知识点: 试题来源: 解析 C。解析:气候变化中的水温升高会导致珊瑚白化现象,这对珊瑚礁是有害的。A选项,气候变化对珊瑚礁有很大影响。B选项,虽然二氧化碳增加,但它并...
Mora C, Andrefouet S, Costello MJ, Kranenburg C, Rollo A, Veron J, Gaston KJ, Myers RA (2006b) How protected are coral reefs? Response. Science 314:757-760Spalding, M. , Kelleher G. , Boucher T. , Fish L. ( 2006 ) How protected are coral reefs? Science 314 , 758 ....