admins 发表于 2021-8-18 22:48:55

5.1.5两栖动物和爬行动物第2课时2021-2022学年生物人教版八年级上册随堂小测

※题型:单选题※知识点:单选题※试题难度:中等<br>下列动物的结构中,功能与其他不同的是(&nbsp;&nbsp;&nbsp;)<br>A.龟的甲&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.蛇的鳞片<br>C.蛔虫体表的角质层&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.蝗虫的外骨骼<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8be83221692e4b7ba4e698557fb9c9ae/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d8a10d8e80d3454f8a34d0f2bd9d382e/EA8738809E848642B948304136F6F13A.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>蛇是一种爬行动物,其体表有角质的鳞片,它的作用是(&nbsp;&nbsp;&nbsp;)<br>A.减少其敌害的攻击&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.减少其体内水分的散失<br>C.保持恒定的体温&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.形成保护色<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/481b49f1996a4c119a3968014799372c/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/166b177d1b2945649d061bb33cbe7ad9/991FB08A22050AC949A944BFA553EEA9.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>关于动物的运动不正确的描述是(&nbsp;)<br>A.缢蛏的运动器官是足<br>B.鲫鱼游泳的动力主要来自于鳍<br>C.扬子鳄用四肢爬行<br>D.鲤鱼靠尾部和躯干部的摆动以及鳍的协调作用游泳<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/0639dbceac8147078af2895b68abfa96/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/992e657176694c7dacba613abc3bc35d/D4822E10A0D6E0F4FCFDD18134BE6B90.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>爬行动物的特征是(&nbsp;)<br>①体表覆盖角质的鳞片或甲②用肺呼吸③在陆地上产卵④卵表面有坚韧的卵壳A.①②③&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.②③④&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.①②④&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.①②③④<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/1bb444607fd640259e8b063779f349aa/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8416bb439e084e84b596d6caf85bb44a/AACEC1BC5D9A5CF4A8ADE7E3D42AB0A2.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>爬行动物比两栖动物更适应陆地生活的原因是(&nbsp;&nbsp;&nbsp;)<br>①体表有鳞片或甲&nbsp;&nbsp;&nbsp;&nbsp;②完全用肺呼吸&nbsp;&nbsp;&nbsp;&nbsp;③生殖和发育离开了水&nbsp;&nbsp;&nbsp;&nbsp;④卵生,卵外有坚韧的卵壳&nbsp;&nbsp;&nbsp;&nbsp;⑤皮肤裸露A.①②③④&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.①②&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.①②③&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.④⑤<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/0b0a61f79ff9408289ee9b8248f8cd13/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/028242ce923b490e875defa4065ebc10/E5FE1524D6E29813C4624417D5E6FE6C.png"><br><br>
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