How many coral reefs will be left by the year 2030? A. One third. B. 20 percent. C. 40 percent. D. 60 percent. 相关知识点: 试题来源: 解析 C 答案:C 解析:推理判断题。从倒数第三段最后一句可知,到2030年60%的珊瑚礁会消失,因此只有40%的能够存活下来。反馈 收藏 ...
How many coral reefs are there in Australia? How many species of Anthocerotophyta are there? How many animals live in a grassland biome? What percentage of the world's amphibians are endangered? How many cane toads were introduced to Australia in 1935?
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 沙子的堆积不是珊瑚礁形成的主要方式;选项 C 小动物的活动不是珊瑚礁形成的关键因素。
( )9. How do people living near the coral reefs make money? A. By serving the visitors. B. By teaching to swim. C. By protecting the coral reefs. D. By selling the coral reefs. 相关知识点: 试题来源: 解析 最终答案: 居住在珊瑚礁附近的人们通过为游客提供服务来赚钱,例如住宿、餐饮...
The climate is becoming hotter. How will it influence the coral reefs? A. They will grow larger B. They may bleach and die C. They will become more colorful D. They will move to deeper water 相关知识点: 试题来源: 解析 B。解析:气候变得更热,对于珊瑚礁来说,它们可能会白化然后死亡。A...
A coral reef is like a big underwater town. It's made of many animals and plants live there. They compete for food and space there. As a result, the beautiful coral reefs get injured easily. If coral reefs get hurt, many animals have to find new homes. Some animals' numbers drop ...
Did you know that coral in the sea will die if peoplecut down (at down) more rainforests? It happens like this. If people___(cut down) more rainforests, theworld's temperature___.(rise)If the temperature of the water___(go up) too, the small animals and plants that live in the...
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.(...
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 ...