试题与答案

在一个由小麦--蝗虫--鸟组成的食物链中,如果将鸟捕完,那么小麦的数量将会( )

题型:选择题

题目:

在一个由小麦--蝗虫--鸟组成的食物链中,如果将鸟捕完,那么小麦的数量将会(  )

A.迅速下降

B.缓慢上升

C.迅速上升

D.保持相对平衡

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B解析:流行性出血热靠鼠传播,且有疫苗可预防。

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