C. Reduced populations and even extinction of some marine organisms. D. Increased fish production. 相关知识点: 试题来源: 解析 C。解析:文章提到污染的水会对鱼类、贝类和其他海洋生物造成伤害,导致数量减少,在某些情况下甚至灭绝。A 选项增加生物多样性错误;B 选项改善水质错误;D 选项增加鱼类产量错误。
What should we do to protect marine ecosystems? A. Build more factories near the coast. B. Ban all fishing activities. C. Educate people about marine protection. D. Ignore the importance of the ocean. 相关知识点: 试题来源: 解析 C。教育人们有关海洋保护的知识可以保护海洋生态系统,A 项在...
A. Ocean pollution. B. Sea level rise. C. Overfishing. D. Deforestation. 相关知识点: 试题来源: 解析 B。原因:文章中明确提到 Sea level rise is one of the major consequences of climate change on marine ecosystems.(海平面上升是气候变化对海洋生态系统的主要影响之一。)反馈 收藏 ...
What can we do to maintain the balance of marine ecosystems? A. Overuse fertilizers. B. Limit fishing quotas. C. Release more greenhouse gases. D. Disrupt marine food chains. 相关知识点: 试题来源: 解析 B。限制捕捞配额可以维持海洋生态系统的平衡,A 项过度使用化肥会导致水体富营养化破坏海洋...
Managing sustainability of ES use requires link- ing services to the parts of ecosystems supplying them. We specified marine service providing units (SPUs) as plausible combinations of a biotic group (e.g., bacteria, seabirds) with an associated major habitat (e.g., sublittoral sediment). We...
百度试题 结果1 题目What is the impact of overfishing on marine ecosystems?相关知识点: 试题来源: 解析 答案: It disrupts the food chain.反馈 收藏
What are the major types of freshwater systems and how have human activities affected them? Explain with examples.Ecosystem:The term ecosystem refers to any geographical region along with all the biotic and abiotic components habiting that region. In gener...
Seahorses are small and fragile. Protect them from their predators, crabs, and make the algae and corals grow so they can hide. Features • Discover how animals live and how they interact in different ecosystems. • Play and learn with different marine animals: octopuses, crabs, sharks, tu...
What are the main autotrophs in terrestrial ecosystems? What are some adaptations of animal-pollinated plants? What is plant biodiversity? What is an example of parasitism in the rainforest? What are the living parts of an ecosystem? What is a detritivore and how does it recycle nutrients ba...
1. What is the news report mainly about? 2. When did the incident occur? Questions 3 and 4 will be based on the following news item. 参考答案: 1. B 2. C Questions 5 to 7 are based on the news report you have just heard. ...