It allows the grass and plants time to replace themselves when the animals migrate.
Western Europe has advanced communications and transportation systems. A city in Western Europe is London.
Answer:
Explanation:
Ecology: It is the discipline of biology. It studies the interaction between the organisms and their interaction with their non-living physical environment. It suggests that what factors influence the distribution and abundance of organisms.
Ecosystem: It is a biotic community in which living beings interact with their non-living physical environment. In other words the ecosystem is a place where living beings (biotic factors) interact with the non-living beings (abiotic factor).
Organism: An organism is an individual which belongs to a particular species or life form. An organism perform functions necessary to survive. It exhibit features of living being. The example of organism includes the plants, animals, fungi, and others.
Population: It is a group of members of the same species which are capable of reproducing and producing viable fertile offsprings. The population may vary in functional and morphological forms.
Community: A community is a group of two or more distinct species. These species interact among themselves so as to survive and performing functional roles in the ecosystem. For example, plants provide food to animals in return the animals disperse the seeds of the animals.
Characteristics of a rejuvenated river include water that flows rapidly with sloping sides that create steep cuts on the valley floor.