全国各地中考真题:山东省济宁市2017年中考生物真题试题(含解析)
山东省济宁市2017年初中学生学业考试(初二)生物试题第Ⅰ卷(选择题共40分)选择题1.新疆棉以纤维长、质地柔软、弹性好闻名于世。我市某纱厂厂长为降低运输成本,曾试图引种新疆棉在本地栽培,结果种植后性状表现与本地棉相差无几。这种现象说明A.环境影响生物B.生物影响环境C.生物适应环境D.生物与环境相互作用【答案】A【名师点睛】弄不清楚生物与环境的关系是做错该题的主要原因。2.我市某些学校不重视对学生用眼卫生的科学指导,导致在校学生近视率大幅上升。为有效保护学生的眼睛,首先要准确了解学生近视的原因,你认为应选用A.观察法B.测量法C.调查法D.实验法【答案】C【解析】试题分析:要准确了解学生近视...
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