解析 D。原因:文章中提到“Pollution from human activities, such as oil spills and plastic waste, is endangering many species. Climate change is also having a significant impact. In addition, overfishing is a major problem.”。 反馈 收藏
and their relationship to each other. It is how animals, plants and the environment interact together and thrive. Studying ecosystems is known as ecology. A marine ecosystem is one that occurs in or near salt water and is the kind that is studied in marine biology. (Freshwater ecosystems, on...
A. Increase in the number of fish species B. Improvement of water quality C. Disruption of the food chain D. Reduction in sea - level rise 相关知识点: 试题来源: 解析 C。解析:过度捕捞会使海洋中某些鱼类的数量急剧减少。在海洋生态系统中,鱼类处于特定的食物链中,当某些鱼类数量减少时,会影响到...
What is another important habitat in the marine ecosystem? A. Desert islands. B. Mountain ranges. C. Kelp forests. D. Grasslands. 相关知识点: 试题来源: 解析 C。原因:文中提到“Kelp forests are another important habitat, providing food and shelter for many marine animals.”。 反馈 收藏 ...
解析 B。解析:文章中提到“The marine ecosystem also plays a crucial role in regulating the Earth's climate. The oceans absorb a large amount of carbon dioxide from the atmosphere”,海洋生态系统在调节地球气候方面起着至关重要的作用,海洋吸收大量来自大气中的二氧化碳。
解析 C。解析:文章中提到“Climate change is another threat, as it can cause rising sea levels, ocean acidification, and changes in temperature and currents.”,即气候变化对海洋生态系统的影响包括海平面上升、海洋酸化以及温度和洋流的变化。反馈 收藏 ...
A marine environment forecast and support system that focuses on areas along the Maritime Silk Road offers services to more than 100 cities in participating countries. “空中丝绸之路”建设成效显著。共建国家间航空 航线网络加快拓展,空中联通水平稳步提升。中国已与104个共建国家签署双边航空运输协定,与57个...
A. Only eat plankton. B. Only be prey for other fish. C. Help maintain the balance of the ecosystem. D. Live only in coral reefs. 相关知识点: 试题来源: 解析 C。解析:“They help to maintain the balance of the ecosystem by controlling the population of other organisms.”表明鱼在海洋...
A. Lack of sunlight B. Overpopulation C. Pollution D. Limited food sources 相关知识点: 试题来源: 解析 C。解析:文章中提到“However, the marine ecosystem is facing several problems. One of the major issues is pollution.”,即海洋生态系统面临的主要问题之一是污染。反馈...
解析 C。解析:文章中提到“To address these problems, several solutions can be implemented. One approach is to reduce pollution by properly disposing of waste and reducing the use of single-use plastics.”,即减少海洋生态系统污染的方法之一是正确处理废物。