admins 发表于 2021-8-18 22:34:18

山西省晋中市灵石县2019-2020学年七年级上学期期中教学水平调研生物试卷

※题型:单选题※知识点:单选题※试题难度:较易<br>我市某些学校不重视对学生用眼的科学指导,导致在校学生近视率大幅度上升。为了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(&nbsp;&nbsp;)<br>A.观察法&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.测量法&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.调查法&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.实验法<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/eceb1bc403e1477580f6bf6a3b3bf7c7/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/7ac7ea12d5f247758e38e785ed3961df/C9DCD4E9407D82C8CCF0FF2959B2C17B.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>“天苍苍,野茫茫,风吹草低见牛羊”这句诗描述的是(&nbsp;&nbsp;)<br>A.森林生态系统&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.草原生态系统<br>C.海洋生态系统&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.城市生态系统<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/eac64eef7a6c458d98d5cf08aeb10b6a/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d9cc35cfbb8f427590b2df60659ac1fb/7609526F8F0274569E518CF17CEC5CC6.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>丁丁同学在生物实验操作考试中,使用显微镜时出现的问题与解决办法搭配错误的是(&nbsp;)<br>A.物像不清晰——调节细准焦螺旋<br>B.视野较暗——选用凹面镜<br>C.物像偏上方——向下方移动玻片<br>D.物像太小——换高倍目镜或高倍物镜<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/56067e9f1036432182cd2073eb5d88ee/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/c56e2335186f4325a62abe7184e9bc6d/EFEC5DBFCB5529ADC6148820294FE8A2.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>生活中用榨汁机榨水果,能得到新鲜果汁,果汁主要来自于细胞结构中的(&nbsp;&nbsp;&nbsp;)<br>A.叶绿体&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.细胞核&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.液泡&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.线粒体<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/4b9611348feb471d91db1cb7146f3f90/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/a0bef0977fa2492589d5d678b57bc59d/61D14ADDDA20E4337414B19B47A08612.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>如图所示的植物结构中,属于器官这一结构层次的是(&nbsp;&nbsp;)<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/16/E72076C5A67FAB043371368524881EAE.jpeg"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/16/93EE7328F5CA67AF0DE9F850EF5CA625.jpeg"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/16/40D95C19E04FC6EAB17B18A5D7E0BC34.jpeg"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/16/5D74064F47673A8A274EEF39E738C3DE.jpeg"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/acd44a219c134f299da4c96b705f811b/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0f50165adf7b410485f6cb573f8cb7d0/23B555510F769E2133EBF15540945D56.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>如图表示制作人体口腔上皮细胞临时装片的几个步骤,正确的操作顺序是(&nbsp;&nbsp;&nbsp;)<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/12/BAD69CF12E6AB495DF7F489872043741.png"><br>A.②③①④&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.③②④①&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.③②①④&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.②③④①<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d13a95852694457db66c3850570b5224/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/e408ef5137e5479e938730d8663bceee/96C94B7A9F1B4125CE522AC061F37A0F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>骨髓移植能治疗白血病等疾病,因为骨髓中有造血干细胞,可不断产生各种血细胞(如图所示),这一过程称为细胞的(&nbsp;&nbsp;)<imgA.生长&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.分裂&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.分化&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.癌变<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/16309725d139453b918eac1fc90a7f20/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/774aace9d40c4232905bf33a18d45b10/42C6D0DB49C98DB109CBAC28F2C6D94C.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>人的皮肤细胞分裂后,新生成的细胞中染色体数目与原来的细胞相比(&nbsp;&nbsp;)<br>A.减少了一半&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.增加了一倍<br>C.有的变多,有的变少&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.不变<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/a19815395758418ab0fe9196aa3dbead/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9f5e61b3456f42e88bf87ae901bd853b/5D4DA043F479FB56126EBDBA17431B35.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>一个细胞有8条染色体,这个细胞连续分裂3次,形成的细胞数目和每个新细胞中的染色体数分别是?(&nbsp;&nbsp;&nbsp;)?A.6个和3条&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.8个和2条&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.6个和8条&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.8个和8条<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/2338f829f39b4039b3246ec001acb8f0/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8deee5dd8ed54270b9f86d1a6841c78c/40B5567B05A3DABA8B357BEC81BC22E8.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列各图表示高等动物的四种组织。其中能够接受刺激、产生兴奋并传导兴奋的是(&nbsp;&nbsp;&nbsp;)<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2018/6/20/1FA9A0AFBE68C0B4FAC9EF6D5CD75B57.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2018/6/20/F7411182A3B840A46A1FCE31F897DEA1.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2018/6/20/8AA8EBA2491663ADD46DA4147FC5F586.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2018/6/20/08816C54D3C001EE81D0DFDD8E24A538.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2018/fbd4005ae75742dead9dc0e604bc18ce/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2018/853354ca4ce447d693d87a102f732c59/7177B2E795F69C3E923381A2F5EC51F8.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>著名的雪峰蜜桔,其果皮、果肉及其中的“筋络”分别属于(&nbsp;&nbsp;)<br>①保护组织②输导组织③分生组织④营养组织A.①④②&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.①④③&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.③④②&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.①②③<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/be00ce8951d6456a94186a1a8c849f18/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/a650d0f04fb4490fa05d7d39ca0cb029/3A459D579CF4384E66935C44F5AE0D8C.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>“遥知兄弟登高处,遍插茱萸少一人。”茱萸与人相比,茱萸没有的结构层次是(&nbsp;&nbsp;)<br>A.细胞&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.组织&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.器官&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.系统<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/b3f5a4ecde7347549f2bd36cb07aedd0/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/4d84d92e012f47eba702df98ae7e1bb7/2FE96A74BD17465A779EDF05243B165B.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>草履虫进行气体交换的结构是(&nbsp;&nbsp;)<br>A.收集管&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.伸缩泡&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.表膜&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.口沟<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d9842370406e4afda85532b7675388ba/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b8a83cbc18b84229a6b521a040a16ca5/26720BFB0ABD14035383081ECE07D6CB.png"><br><br>※题型:填空题※知识点:填空题※试题难度:中等<br>分析资料,回答问题:资料:澳大利亚草原广阔,畜牧业发达,每年仅牛的粪便就有几百万块,严重影响了牧草的生长,而且易滋生蝇蛆。澳大利亚科学家经过多年的探索和生态评估,从中国引进蜣螂,解决了粪便堆积的问题,而且改良了草原的土壤。1.草原上的生物和非生物构成了草原____________。<br>2.影响牧草生长的因素有生物因素和非生物因素,生物因素如__________。(举一例)<br>3.以上资料中,生产者有_____,消费者有_____,非生物成分如________。(各举一例)<br>4.草原上所有生物所需的物质和能量最终都来自生产者的________作用。<br>5.蜣螂被称为“自然界的清道夫”,以牲畜的粪便为食物,从这一作用看蜣螂属于_____。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/c685cd99a4ac496c95fd062b5fc288ea/7C73C621A270721733076D9376B55BF1.png"><br>解析<br>略<br>※题型:读图填空题※知识点:读图填空题※试题难度:中等<br>如图为某生态系统中的食物网,根据图回答有关问题:<img <br>1.图中生产者是______,图中所有动物可统称为_______________。<br>2.该食物网中共有______条食物链,写出其中最长的一条食物链,可表示为:_________________________________。<br>3.兔和草的关系是______,兔子和鼠的关系是______。<br>4.该生态系统中,数量最少的生物是______,如果人类大量捕猎狐狸,野兔和老鼠的数量会_______。<br>5.若果在草上喷施农药DDT(DDT难以分解,会随食物链不断积累),那么体内积累DDT最多的生物是_______。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/dcc4cacf12494f7a8be6d55faf98bfd6/5D9D29DEB38521AAEB3F60989236756F.png"><br>解析<br>略<br>※题型:读图填空题※知识点:读图填空题※试题难度:中等<br>请根据“小羊多<br>莉<br>的身世”图,回答下列问题:<br><img src="https://picture2.zhihuicn.com/testImage/2/2010/9/19/8E263B865350D5F676046BA41BED2BE0.png"><br>1.小羊多莉有几位妈妈?<br>2.发育成小羊多莉的卵细胞的细胞核来自于妈妈。细胞的其他部分来自于妈妈,卵细胞在妈妈的子宫中发育。生出来的小羊多莉几乎跟妈妈一模一样。<br>3.小羊多莉为什么会像这位羊妈妈?<br>4.由此你可以得出什么结论?<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2010/81892bc169504f469b72b21dcba243f8/F282E5F024CF88FA9BA5BC6E51DECBF6.png"><br>解析<br>略<br>
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