本题目来源于试卷: Continuity and Change D.11 Stability & Change，类别为 IB生物学
[单选题]
Rain forests are known to have tall trees andod-l2kl v-7f k a lrkje4/eia .i d7cvn);arge biomass with high productivity, despite infertile soils. The growing conditions have been known to nurture the presence of many interdependent organisms. These species also interact with the physical environment ).dnk4/eai vj7r ;c iethey inhabit.
Which of the following is described here?
A. A habitat
B. An ecosystem
C. A population
D. A community
参考答案: B
本题详细解析:
An ecosystem refers to an area where organisms interact with each other and with the physical environment. A habitat (Choice A) refers to the environment in which a species normally lives. A population (Choice C) is a group of organisms of the same species living in the same area at the same time which can interbreed. A community (Choice D) is a group of populations living and interacting with each other in the same habitat.
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