admins 发表于 2021-8-18 22:49:13

2021-2022学年生物人教版七年级上学期预习练:2.2.2动物体的结构层次

※题型:单选题※知识点:单选题※试题难度:中等<br>人类生命的起始点是一个细胞,该细胞为(&nbsp;)<br>A.受精卵&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.精子&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.卵细胞&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.以上都不是<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/37bd44386b4f431ca9fc29f8278c6e18/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/3a8fccdd4b1e4c639a3b7d3f614b4d1a/C5492F0534F8EC4CC775235CD2881C94.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>“麻雀虽小,五脏俱全”,生物体内存在不同的结构是由于细胞的(&nbsp;)<br>A.分裂&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.分化&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.生长&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.癌变<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/b6904c24d4644ef5b1773eb2f204958b/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/18019c67889b437b9ce3f2c47bbb250b/C44E4ED80B3CFAFFF55617D6B6FA9BE3.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>血液是一种(&nbsp;&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/2/9/2013/b1ac83240b1a4b1f81bf1edb8abf3ed8/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/97b2ed05be9749628765c470de2f5969/0D2179D25EBE929502CFB33EEF703CB9.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列人体的器官与构成它的主要组织对应正确的是(&nbsp;)<br>A.大脑——神经组织&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.汗腺——肌肉组织<br>C.股骨——机械组织&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.心脏——结缔组织<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/babe72fc8ce14361b449db9f9981f8e3/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/f83cca3fd8724471ba9730fede1bdfa9/722D9823EA6A15F3061DEA14BBE10032.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>为减少病人疼痛,手术前通常给病人麻醉,有一种气体麻醉剂通过盖着口鼻的面罩传输给病人。以下不参与麻醉过程的系统是(&nbsp;&nbsp;&nbsp;)<br>A.呼吸系统&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.循环系统&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.消化系统&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.神经系统<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/730e31901bfa4e5fac03960c46bf5c5e/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/a02dd5581c5e42f284464adc4182888b/78A74DD2BBD5D8B850500D9F4B840766.png"><br><br>※题型:填空题※知识点:填空题※试题难度:中等<br>请你根据下面的动物体的结构层次图,填写序号①、②、③、④相应的内容:<br><img src="https://picture1.zhihuicn.com/2/3862E146951380E55DDAADC7D12BDE87.png"><br>style="VERTICAL-ALIGN:middle"><br>①;<br>②;<br>③;<br>④。<br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/93578CE16BB84EEE43879B74FA37BEA5.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/ED15D072E92E02886431CCC4E692FC00.png"><br><br>
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