[单选题]About ecological system, which of the following statements is incorrect? ( )

About ecological system, which of the following statements is incorrect? ( )
A.We shouldn’t take ecosystems’ capability of rehabilitation for granted.
B.Human activity is not the most prominent factor that cause the malfunction of ecosystems on the Earth.
C.In 2005, more than half of the ecosystem services were unsustainably used.
D.Ecological system is the complex of living organisms, their physical environment, and all their interrelationships in a particular unit of space.

正确答案:B

智慧树

[判断题]GDP means the monetary value of all finished goods and services within a country during a specific period, and it’s used throughout the world as the main measure of output and economic activity. ( )

2022-5-18 23:02:38

智慧树

[多选题]What does the author mention about petroleum oil in the essay? ( )

2022-5-18 23:02:40