Which of the following is not a principle of Ecosystem function?
A) Ecosystems are always open to gains and losses of matter and energy.
B) Ecosystem change is inevitable and essential.
C) Matter and energy are neither created nor destroyed.
D) Ecosystem's processes are self-regulated by interactions among their living and nonliving components.
E) Ecosystems have distinct boundaries that are influenced by the abiotic factors in the ecosystem.
Answer: E
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