全国各地中考真题:贵州省遵义市2020年中考生物试题(原卷版)
2020年贵州省遵义市中考生物试卷一、选择题1.大熊猫是我国一级保护动物,构成它结构和功能的基本单位是( )A.器官B.细胞C.组织D.系统2.使用显微镜时,如果目镜倍数是5倍,物镜倍数是10倍,那么物像被放大了多少倍( )A.40倍B.10倍C.50倍D.100倍3.观察洋葱鳞片叶的内表皮细胞临时装片时,显微镜视野中看到的物像是( )A.B.C.D.4.用显微镜观察字母“R”时,视野中看到的是( )A.B.C.D.5.下列细胞结构中,青菜叶肉细胞有而人口腔上皮细胞没有的是( )A.细胞壁、细胞膜、液泡B.细胞膜、叶绿体、液泡C.叶绿体、线粒体、液泡D.细胞壁、叶绿体、液泡6.葡萄酸...
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