admins 发表于 2021-8-18 22:20:29

人教版八年级上册生物 5.15.1 腔肠动物 同步测试

※题型:单选题※知识点:单选题※试题难度:中等<br>水螅和涡虫排出食物残渣的方式都是(&nbsp;&nbsp;)<br>A.由口排出&nbsp;&nbsp;&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.由肛门排出<br>C.由细胞膜排出&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.由咽排出<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/1230C5296075E89E40C58153F1AA7FD5.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>关于腔肠动物,下列哪一项是错的(&nbsp;&nbsp;)<br>A.有珊瑚虫、海葵、海蛰、水母<br>B.都是低等的单细胞动物<br>C.有口无肛门,消化方式简单<br>D.都是生活在水中<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/AF7DF261AC50885DE125BBB45EEF6BAC.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>海蛰属于(&nbsp;)<br>A.原生动物&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.腔肠动物&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.软体动物&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.节肢动物<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/41900D98B82CBA7DBB1115C3C6143048.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>水螅的身体呈(&nbsp;&nbsp;)<br>A.两侧对称&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.前后对称&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.辐射对称&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.不规则形态<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/5C55AD7B9F1528B453EAF82A3B68419F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>水螅生活在水中,身体两层细胞,辐射对称,有口无肛门,下列生物与其亲缘关系最近的是(&nbsp;&nbsp;)<br>A.草履虫&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.珊瑚虫&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.涡虫&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.蛔虫<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/167F7E9E97A2052DD53B76FBB407F388.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>水螅在营养条件好的环境下,主要通过什么方式进行繁殖(&nbsp;&nbsp;)<br>A.有性生殖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.分裂生殖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.出芽生殖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.孢子生殖<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/D477C27E0DA4B259A5B33431AA7765F8.png"><br><br>※题型:多选题※知识点:多选题※试题难度:较易<br>下列有关水螅的说法,正确的是(&nbsp;)<br>A.有口有肛门<br>B.身体由内外两层细胞构成<br>C.辐射对称的身体利于捕食和防御<br>D.生活在海洋中<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/DED0EF50CCECB5AC708154DA3F19061B.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/CFBDDDB82C8F414F263267BA196702E7.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列有关腔肠动物的说法中正确的是(&nbsp;&nbsp;)<br>A.有口无肛门是腔肠动物的主要特征<br>B.海葵、绦虫等属于腔肠动物<br>C.所有的腔肠动物都生活在海水中<br>D.所有的腔肠动物都生活在淡水中<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/C6DD893B0461FAD877175A7ECBBD5939.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/67BF224F46A1581BB836625F2EF4EC01.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>观察水螅的体形和生活状态,以下最适于进行实验的一组是(&nbsp;&nbsp;&nbsp;)<br>A.新鲜的自来水中,生有芽体的饥饿的水螅<br>B.井水中,生有芽体的饱食后的水螅<br>C.放置几天后的自来水中,不生芽体的饥饿的水螅<br>D.蒸馏水中,不生芽体的饱食后的水螅<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2018/31c198bf536d4f17a36ff34afafe515f/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br>略<br>※题型:单选题※知识点:单选题※试题难度:较易<br>下列不是腔肠动物共同特征的是(&nbsp;&nbsp;&nbsp;)<br>A.辐射对称&nbsp;&nbsp;&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.生活在水中<br>C.身体内有消化腔&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.有口有肛门<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/699BE9A974EFDE75283C3D50AF1BDBB4.png"><br><br>
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