下列有关生态平衡的说法哪项是正确的 A.生产者和分解者的数量相等 B.消费者和分解者的数量相等 C.生产者和消费者的数量相等 D.在生态系统 Template




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tomski下列有关生态平衡的说法哪项是正确的 a.生产者和分解者的数量相等 b.消费者和分解者的数量相等 coloring