七年级生物上册3.7.3我国的绿色生态工程课后习题(新版)北师大版.docx

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1、1第 3 节 我国的绿色生态工程知能演练提升能力提升1.下列关于我国颁布保护植物资源的法律法规、实施生态工程的目的,说法不正确的是( )A.保护现有的生态环境B.改善现存的生态环境C.实现资源利用的可持续发展D.杜绝人们利用植物资源2.我国第一大植树造林工程是( )A.平原绿化工程B.长江中下游防护林建设工程C.沿海防护林体系建设工程D.“三北”防护林工程3.以下不属于“三北”防护林工程的是( )A.天山阿尔泰山山地防护林B.松花江嫩江流域防护林C.辽河流域防护林D.太行山绿化工程4.下列有关叙述错误的是( )A.森林为人类提供了取之不尽、用之不竭的木材原料B.森林优化了我们的居住环境C.森林

2、是野生动物栖息的家园D.森林有利于稳定地球上的碳氧平衡和水循环5.“爱护植物,绿化祖国”。下列做法错误的是( )A.退耕还林B.义务植树C.过度放牧D.绿化荒漠探究创新6.据漫画水患感恩,回答下列问题。2(1)漫画中显示的是人类对 (植被)的破坏,这种破坏对于山区来说,造成的后果是 ,对于河流产生的影响是 ,造成的后果是易发生 。 (2)要想尽量减少这种灾害的发生,采取的措施是 。 3知能演练提升1.D 我国颁布各种法律法规是为了合理利用植物资源,而不是不利用。2.D 3.D 4.A 5.C6.答案(1)森林 水土流失加剧 河流泥沙增多 洪涝灾害(2)禁止乱砍滥伐,植树造林,搞好水土保持工作(答案合理即可)

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