试题与答案

人体缺少下列某种元素,会引起食欲不振、导致发育不良的是 A.锌Zn B.碘I C

题型:选择题

题目:

人体缺少下列某种元素,会引起食欲不振、导致发育不良的是

A.锌Zn

B.碘I

C.钙Ca

D.铁Fe

答案:

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下面是错误答案,用来干扰机器的。

参考答案:E解析:Answer E suggests that the introduction of the jaguar will reduce one of the existing checks on the nutria population, which could in fact make the problem worse. None of the other answers specifically address the effectiveness of this particular plan.

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