2020-2021学年人教版八年级上册生物课堂小测5.1.2 线形动物和环节动物
※题型：单选题※知识点：单选题※试题难度：较易<br>下列动物中不属于线形动物的是( )<br>A.蛔虫 B.钩虫 C.血吸虫 D.蛲虫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/dcab5d48f1434dccbfc3115b7d0c9b03/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/611f2be16125437b86f8e5a68c958bb2/708616EEE544CD0312401BE735157A5C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>蛔虫是常见的寄生在人体小肠的寄生虫,它属于( )<br>A.腔肠动物 B.扁形动物 C.环节动物 D.线形动物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/bde6f8c1aad54b599d6fc60b42a2b763/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/2a07b44aba0149059f108075d46049b8/B230972578F1E7ABF6F770C35ADAB51A.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列属于环节动物的一组是( )<br>A.沙蚕和水蛭 B.水蛭和蚕<br>C.蚯蚓和海葵 D.水蛭和珊瑚虫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/75178a5cfd444f468c8c87790afce105/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br>略<br>※题型：单选题※知识点：单选题※试题难度：中等<br>身体由许多形态相似的体节组成,神经系统趋于完善,这是哪类动物的共同特征( )<br>A.腔肠动物 B.线形动物 C.环节动物 D.扁形动物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2015/f2742b73f74f4386a9feb57c3614a413/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2015/990ea1c5c0b64bf09b0309b1ad97a16c/5D5BAD3A2BCD08FF2CCAD46E41695DB0.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>蚯蚓属于环节动物的主要特征是( )<br>A.能消化土壤中的有机物,消化系统结构复杂<br>B.身体由许多体节构成<br>C.体表湿润适于生活在潮湿处<br>D.身体各节均生有刚毛<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/7d5f82af5580467089e53c08d2f56e24/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b0f4a59158b94d0292d356e68edf4f77/64A9D42F7F012D3672E83E991DB1BE11.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>蚯蚓的身体是由许多彼此相似的体节构成的,下列动物与它的特点最相近的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2011/4/20/E25D8B118AE33E405E22439DB3658B6A.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2011/4/20/E67A64200FC0EA5FD90F5120E0B4DAF8.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2011/4/20/670E1A610E2BCC8C78C9F62A1876E4B9.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2011/4/20/0AF3A98CA18244D8BC809B4B5B49B7F8.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2011/658956bdf7be4cd38e55ee2dc82ac34e/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2011/4da98cefa5924b5dbce858d75fdefd19/BB27D3FC98B94365FE4FBDFA8062EF79.png"><br><br>
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