研究所、轉學考(插大)-普通生物學題庫下載題庫

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50. Which of the following has the greatest effect on the rate of chemical cycling in an ecosystem?
(A) the ecosystem's rate of primary production
(B) the production efficiency of the ecosystem's consumers
(C) the rate of decomposition in the ecosystem
(D) the trophic efficiency of the ecosystem



50. Which of the following has the great..-阿摩線上測驗