問題詳情
19. 右圖表示某生態系的能量流動關係，箭頭代表能量的流動方向。下列有關圖中甲、乙、丙 和丁在生態系中扮演的角色，何者正確？
(A)甲是次級消費者
(B)乙是初級消費者
(C)丙是分解者
(D)丁是生產者
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增
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