渤海湾湿地资源丰富，是候鸟红腹滨鹬迁徙途中最重要的营养补给站，21世纪以来，其全球数量不断减少，平均寿命不断缩短。下图为“渤海湾海岸线长度变化及空间分布示意图”，回答下列问题。(10分)
(1)滨海湿地的生态环境功能主要有__________。(2分)
(2)2000--2010年渤海湾海岸线长度变化的主要特征有__________，其原因有__________。渤海湾海岸线变化对红腹滨鹬生存环境的影响有__________。(6分)
(3)为改善红腹滨鹬的生存环境，保护渤海湾湿地的措施有__________。(2分)
正确答案及解析
正确答案
解析
(1)维持生物多样性；净化水质 (2)人工岸线总体增加；自然岸线变化不大
围海养殖：填海造地栖息地减少；食物来源减少；环境污染加重
(3)建立自然保护区；加强依法管理；提高湿地保护意识等(任答一点)
包含此试题的试卷
你可能感兴趣的试题
我国保护少年儿童权益的专项法律是《中华人民共和国未成年人保护法》。（ ）
- 查看答案
根据以下材料，回答题
If you don′t think a phone is the rightgift for a lover, the smart choice this year is a smart phone.
For people who don′t read instructions
The easiest-to-use phone is the iPhone. It′sthat has pushed it to the No.1 selling position, surpassing the Motorola Razr.The iPhone′s touch screen is easy to operate and it′s also easy to customize (用户化). The iPhone can run allsorts of applications such as those help you to lose weight, identify a song onthe radio, find a restaurant or do many other things.
For the futurist
The T-Mobile G1 is very popular as it is thefirst phone to offer a Google browser, meaning that you′re getting the real webon your phone, but it′s the phone′s potential that qualifies it for the futurist.The exciting applications are interesting, but they don′t always work smoothly.Sometimes it is hard to use the applications it comes with. The system shouldimprove as it becomes more popular, so it holds great promise. With fewrestrictions on the design of applications for the phone,
the G1 could be the first phone toincorporate (整合) some of the coolest.
For the road warrior
The new BlackBerry Storm is something likethe equivalent (等同物) of a mullet--a business up front, party in the back. It stillincorporates the serious mail and organization features that have endeared (使受钟爱) these phones to business people. The 3.25-inch is bright anddetailed and it′s a decent size for watching videos on the go.
For the Luddite (反对技术进步的人)
For those who can′t handle buttons and newfeatures, there is the Samsung Jitterbug Dial. Some people are Luddites whojust want a few large buttons to make calls. That′s it, just calls. That makesit even easier to use an iPhone.
What would be the best title forthe passage (no more than 6 words)
________________________________________________________________________
- 查看答案
简述学生的义务。
- 查看答案
MP3（ ）。
-
- A.为具有最高的压缩比的图形文件的压缩标准
- B.采用的是无损压缩技术
- C.是目前很流行的音频文件压缩格式
- D.为具有最高的压缩比的视频文件的压缩标准
- 查看答案
依据《普通高中英语课程标准》，语言有丰富的文化内涵。教师应根据学生的年龄特点和__________ ，逐步扩展文化知识的内容和范围。
- 查看答案