全国各地中考真题:广东省梅州市2015年中考生物真题试题(含解析)
2015年广东省梅州市中考生物试卷一、选择题(本大题包括8小题,每小题有四个选项,其中只有一项是最符合题意要求的;每小题3分,共24分)1.(3分)(2015•梅州)下面是细胞发生的一系列变化过程示意图,有关分析不正确的是( ) A.过程①表示细胞分裂B.过程①使染色体数目减半 C.过程②表示细胞分化D.A细胞能产生和传导冲动 2.(3分)(2015•梅州)中国居民“平衡膳食宝塔”底层食物的主要营养物质及其在消化管中开始被消化的部位分别是( ) A.淀粉和口腔B.蛋白质和胃C.脂肪和小肠D.维生素和小肠 3.(3分)(2015•梅州)下面是显微镜下观察人血涂片的一个视野图(④指血浆),下列...
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