admins 发表于 2021-8-18 22:44:29

2020-2021学年生物苏科版七年级下册随堂检测(9)地面上的动物

※题型:单选题※知识点:单选题※试题难度:中等<br>十二生肖中,用来运输和耕田的哺乳动物是(&nbsp;&nbsp;&nbsp;)<br>A.鸡、猴&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.猪、羊&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.牛、马&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.狗、虎<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e9abfd2e3ecf4d1f9a36dd0f8b9e2990/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0418d5be6e6a4aaca0fad0ecbdfa8efb/9B2E82815A59B86F6AA08CAD7404140F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>树懒和乌龟都以行动缓慢而闻名。树懒是唯一身上长有植物的野生动物,它虽然有脚但是却不能走路,靠的是前肢拖动身体前行。所以它要移动2公里的距离,需要用时1个月。人们往往把行动缓慢比喻成乌龟爬,其实树懒比乌龟爬得还要慢。树懒和乌龟分别属于哪种动物(&nbsp;)<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/4/99DCAA615A2D9900395AD09EEA6DA4A3.png"><br>A.爬行动物和两栖动物&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.都属于爬行动物<br>C.哺乳动物和爬行动物&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.爬行动物和节肢动物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/a099ceeac449489099e5a7cfaf60bc17/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/bb559f57834c4c0d99d9e1255b283a4e/DB65095895393907572555B8405C9554.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>如图为2014年巴西世界杯足球赛吉祥物的动物原型﹣﹣犰狳(qiúyú)。犰狳体温恒定,妊娠期为60~120天,每胎产仔2~4只,在遇到危险时会缩成球形。犰狳在动物分类上属于(&nbsp;)<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/4/C58BC188CA73F2D363DEC2EF3141719F.png"><br>A.甲壳类&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.两栖类&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.爬行类&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.哺乳类<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9aaf7b83cebe44d0b84183dc60b5f56e/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/dbcbfafc42ae421ca6ed8db0dee44ab8/08AACFEA10BA628F3D6B1941C660E66F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列动物中,体腔内有膈的是(&nbsp;&nbsp;)<br>A.大熊猫&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.扬子鳄&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.家鸽&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.青蛙<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d5deaba420a74a33af5a90adb1323b2b/5EB37C218D6D19EB98E791A4205997A8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/a922b346ca38494d825b55b495803bcd/B0A447472E69DFD229DD011255A68A69.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列动物中,形态结构最复杂的是(&nbsp;)<br>A.蝗虫&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.家鸽&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.狗&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.蜥蜴<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/b1536f774a23411d80fe4a7800c9dc3e/06CA09E70C17EF8BA2D3B8C70D693953.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>兔的体毛的作用(&nbsp;)<br>A.保水&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.保护&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.防水&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.保温<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/ebd268b6b1db49fbaa03466703a50ae8/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br>略<br>※题型:填空题※知识点:填空题※试题难度:中等<br>家兔属于哺乳动物,请结合家兔的特征回答问题:<br>1.家兔等哺乳动物特有的结构是,该结构能将体腔分为胸腔和腹腔,有利于肺进行呼吸运动。<br>2.家兔的胚胎主要在母体的子宫内发育成胎儿,家兔的生殖方式为:;刚出生的幼免身上无毛,眼不能睁开,只能靠母兔分泌的生活。<br>3.家兔体表被毛,用呼吸,体温(填“恒定”或“不恒定”)。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/04d295f5a6c34ad1b7520404bf83c9b2/C9CDD741A041F4BB7023C258E4A4735F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/3755676c8f384c50af90c6b1ff1838c5/B4805AC348106FB2B47E852B5E036A84.png"><br><br>
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