B. The rules governing food webs of the ecosystems. (控制生态系统食物网的规则)符合以上说法,故选B项。 2. C 推理判断题。根据文章第二段When a predator(掠食动物)always eats huge numbers of a single prey(猎物), the two species are strongly linked ; (当一种掠食动物总是大量吃一种猎物时,这...
What conclusion can be drawu from the examples tn Paragraph 4?A. Uncontrolled human activities greatly upset ecosystemsB. Rapid economie development theatens animal habitatsC. Species of cimmercial value dominate other species.D. Indusrial activities help keep faod webs stable.35. How does an ...
"sciencing.com, https://www.sciencing.com/what-are-the-eight-main-ecosystems-12352395/. 22 November 2019. APA Dorsch, Jim. (2019, November 22). What Are The Eight Main Ecosystems?.sciencing.com. Retrieved from https://www.sciencing.com/what-are-the-eight-main-ecosystems-12352395/ Chicago ...
deally , the system would ell uswhen to adapt human acivitkes that are pushing an ecosystem toward a breakdown or would even allow us to pullan ecosystem back from the borderine. Prevention is key, sciertists says because once ecosystems pass theirtipping point(临界点), it s remarkably d...
IoT ecosystem examples There are several examples of data science applications in IoT ecosystems. Some of the key examples include: Predictive maintenance:Data science can be used to predict when equipment is likely to fail, enabling organizations to schedule maintenance proactively and avoid costly dow...
Ecosystems are the combined flora, fauna and geography of an environment. That environment can be either big or small. Examples of ecosystems are rivers, mountain ranges and prairies. Ecological restoration can occur to heal human-caused damage, but it's also sometimes implemented to aid nature ...
2. C 第第“ When a predator (食物) always eats huge numbers of a single prey (猎物), the two species are strongly linked..."可知选 C 3. D "... food webs may be unstable, where small changes of top predators can lead to big effects throughout entire ecosystems. In the 1960s, ...
An ecosystem is an ecological unit that contains a relatively uniform vegetation base and the animals and other organisms that depend upon it. It also includes the non-living components such as soil and organic matter. The benefits of ecosystems will var
The balance of an ecosystem can be interrupted by internal and external disturbances. Learn about the examples of natural disturbances and human disturbances that affect ecosystems, and discover their impact on ecosystems. Related to this QuestionWhat...
Wha conclusion can be drawn from the examples in Paragraph 4 ?A. Uncontrolled human activiies greatly upset ecosystems.B. Rapid economic developmentthreatens anima habitats.C. Species of commercial value dominate other species.D. Industial acvties hep keep food webs stable.50. How does an early...