2020-2021学年人教版八年级上册生物课堂小测5.1.3 软体动物和节肢动物
※题型：单选题※知识点：单选题※试题难度：中等<br>如图所示动物中属于软体动物的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/7/30/18E97B63A97585434D5E20C3D7BAE7F0.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/7/30/A4BA9F767E64F1B8ECF935FBB74B44D2.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/7/30/4BBCF184C31C7D501AB91F6D2904F483.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/7/30/3D705604B8ADB99DCFBE71BE262D84D5.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8662d32aca224fca9c72efa022489fe9/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/42baba5dad9a4927978d0e66fe86492a/004E3E79492852B74F473DAD712E2B74.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列哪种结构与珍珠的形成有关( )<br>A.刺细胞 B.外套膜 C.角质层 D.外骨骼<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/1b026d91a3aa4aa5b554a9e3330763ad/CB10E80A5A739A58F1312BA12F379467.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/00cbb07a0061498bafd6d0343f90e368/8F09B59066CFF3DCC2D792587C6F7799.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>河蚌的运动器官是图中的标号( )<img src="https://picture2.zhihuicn.com/testImage/2/2019/1/23/1932AB2F6E8FA72371128A4A24440E3C.png"><br>A.1 B.2 C.3 D.4<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/29e828630f6f4b7fa42fc96371e3657e/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/fcc4e322017e4b43b24398f9c8ebdb08/53370CED021F827954DFE6E64AC424A3.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>能传播西尼罗热病毒的库蚊,身体和附肢都分节。据此推测库蚊属于( )<br>A.腔肠动物 B.扁形动物 C.软体动物 D.节肢动物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/6c693067001445c3b85f6d6275f3d01c/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8b319186a4f4452480a99ff9fae523c8/C300A962894667425425FF4232889084.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>动物界中种类最多、数量最大、分布最广的一个类群是( )<br>A.软体动物 B.环节动物 C.节肢动物 D.棘皮动物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2015/3cab653521864ccb96743473b839fdea/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2015/ee987e96582048d2a8e980ab00b12781/04F71ACDCA042B934A1FD9A8493C6A6F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>河里游动的虾,树上的知了,都属于节肢动物的理由是( )<br>A.能用气管进行呼吸<br>B.体表有外骨骼,足和触角分节<br>C.能迅速避开敌害<br>D.都有三对足、两对翅<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/c2141f504c884316a5c7710089e29bff/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/eb13f0c60692496ca47f396f565f6150/8A97848B3474C026EFB3F67FEF58325D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列关于节肢动物的说法中不准确的是( )<br>A.体表有坚韧的外骨骼<br>B.身体和附肢都分节<br>C.节肢动物是最大的动物类群<br>D.节肢动物都有三对足、两对翅<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/f2b5d2afb2764fe7ab25935bc5ff1fac/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/a099c9ee02784fb08c436b58d145a332/D96D4EAC85D155586F32481634AE0093.png"><br><br>
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