如果一个生态系统有四种生物并构成一条食物链.在某一时间分别测得这四种生物的相对数量如图所示.则错误的是 A该食物链可表示为丙→甲→乙 Template




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tomski如果一个生态系统有四种生物并构成一条食物链.在某一时间分别测得这四种生物的相对数量如图所示.则错误的是 a该食物链可表示为丙→甲→乙 coloring