1.1.3练习测量—2021-2022学年生物冀少版七年级上册同步课时作业
※题型：单选题※知识点：单选题※试题难度：中等<br>下列不属于测量仪器的是( )<br>A.直尺 B.试管 C.量筒 D.温度计<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/2daf7de9b3c2465499a43d5a88d07a45/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/15f2556838e94592b3224fff3188f5a5/F68815F6514F46FA01A874AC362FF6AE.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>实验室常用到的测量仪器是( )<br>A.放大镜 B.温度计 C.显微镜 D.试管<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/10b62e9c69bb4236ada674aa824d7a3e/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/690dcf878e7e4eadab15ce86377388d7/EFC651C23A69FE18D521FD761CA4129D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>能直接测量长度的工具是( )<br>A.刻度尺 B.温度计 C.电子秤 D.秒表<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/dc3f828115784361ad7c856a0399b76f/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/d5e2f2e68d864be99a2bf0abf3a89e25/168C633A3F6CB8445106D64F83E93956.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下图中,测量方式正确的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/29/1006F1064FFEA4E532D2D3F987FB2067.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/29/83AD11CDC79255ABCD8B513B66EA8548.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/29/D16A78613F6101F3AAE7912566F218BF.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/29/72A2DCDD3F529491BF5DE53F91FA36AA.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/616d15e8519b433b92cc60410e18e9d5/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/696f13db5ef149d8af997a5606ec9e73/3B626DC2082418F477DCA6A7729207FB.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>用直尺和细线连续三次测量叶片的周长,分别为12.0cm、11.6cm、12.2cm,最接近叶片实际周长的数值为( )<br>A.11.9cm B.12.2cm C.12.0cm D.11.6cm<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/391755b60f94401884905e01379b7e28/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/e709e4e0dbfe405fbefaacd127554573/370AB14EDCA7CCE3954FE349C4D9E1C4.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>关于误差,下列说法正确的是( )<br>A.测量长度时,读出的位数越多越准确<br>B.误差就是测量中出现的错误<br>C.选用精密工具,改进实验方法可以消除误差<br>D.误差就是测得值与真实值之间的差异<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/db9eecc20f25461eaad8dce3419bb612/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/5a7b227b81674d4dbb92ca5a400564df/D2BBAE2E06545782CBB79969B37427FA.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列说法中正确的是( )<br>A.误差是由测量时没有遵守操作规范造成的<br>B.误差与错误同样不可避免<br>C.改进实验方法和仪器可以消除误差<br>D.选用精密仪器可以减小误差<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e3a38a4cda374072ae6c71811518ea60/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/88698ea4b1f44864a99cb517dbe7e654/9761D0D8A0BE30967D62B7F53883A265.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>班内三名同学分别测得生物学课本的宽度为18.3cm、18.5cm、18.4cm。为了减小误差,则生物学课本的宽度应取这三个数值的( )<br>A.最大值 B.最小值 C.平均值 D.都不对<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/ecdec765afc7431b99b28e716264942f/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/5c5ff1bf984244659a0aa040f8c505f7/90376E0937ED31E0B192990D6A11FED1.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>测量一片树叶的表面积时,可以将这片树叶放在哪里进行测量( )<br>A.装有液体的烧杯中,浸没在液体中<br>B.有均匀方格的纸上<br>C.秤盘上<br>D.前三种方法均可<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/9ac842b93ea340b1a889c6474b2aedc0/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/66143b19f13c46ada6303ee98a9e947b/8AF49AE71A9A5B4F9E318268BF55C08E.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>关于测量,下列说法错误的是( )<br>A.测量水温时,先要温度计的玻璃泡置于水中,五分钟后拿出进行读数<br>B.测量一颗石子的体积,可以把石子置于盛有水的量筒,然后用总体积﹣原体积<br>C.测人体体温时,可以把体温计置于腋窝处<br>D.为了减小测量误差,往往需要多次测量,然后取平均值<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/7e33b83c3d4c43f2a1777e8722045aa3/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b67a595bf22342d7af5b119ca93567d9/C01F54802C96D14001A52D4ADBCE24F7.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>观察量筒内液体体积时,若仰视量筒内液面,则读数比实际( )<img src="https://picture2.zhihuicn.com/testImage/2/2018/12/13/098D40C6DAE8A5C90EAA7E5B83F3E8D0.png"><br>A.相同 B.偏大 C.偏小 D.无法确定<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2018/d0b32da696344db9ba3b997657c3827c/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2018/df2f2f59c6904be3ae852b383e2109d4/2A414F76FE8EA57947824D90CA8FD589.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>小李在量筒中放入50mL水,然后又将一个荔枝放入量筒中,这时量筒中液面读数为66mL,则该荔枝的体积为( )<br>A.16cm<sup>3</sup> B.50cm<sup>3</sup> C.66cm<sup>3</sup> D.116cm<sup>3</sup><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/80c5736d04534a3caedcbf70c16489c8/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/9189b8942b324ca7b28ad71a6f36a4a0/89B975345AE82ECBC3293D528E661AE7.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列有关测量的叙述不正确的是( )<br>A.测量人体体温的部位有口腔、腋窝、直肠三处<br>B.测量人体体温时应该将体温计内的汞柱甩到35℃以下<br>C.测量误差产生的原因与测量人和测量工具有关<br>D.测量液体温度时,可以将温度计拿出来读数<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/5e9f09c52eff42a8a488daa61c8b662a/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/9d46543ae66a4832bd2e91dccf653a16/04C7320CA1B263CF9DC749C500AA5DA8.png"><br><br>※题型：实验题※知识点：实验题※试题难度：中等<br>下面表示四名同学使用温度计的操作方法。试回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/29/782BD499C16A04E16A7E02EDB5AC0EA0.png"><br>1.你认为操作正确的是(填字母)。<br>2.测液体温度时,玻璃泡要被测液体中,不要接触和。<br>3.读数时,不要从液体中温度计,视线要与液柱的相平。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/f55cd6aaac694ff68415dceb08747f5b/28CB7543AC524CD6BF6654BE8B97803F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/d6cb0a31551f44529eea9c6618a6c159/86B6AD2FB28927571B02360F64871C96.png"><br><br>※题型：实验题※知识点：实验题※试题难度：中等<br>(<br>)如图所示为某一片叶片,测量该叶片的周长,需要<br>_<br>________<br>和<br>_<br>________<br>。要使测得的数据更准确,测量时应多测几次,并取<br>_<br>________<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/29/23CB54D56F45F3734B31591B9973FC6A.png"><br>(<br>)<br>某小组<br>的同学测量了三次该叶片的周长,结果分别为<br>.<br>2cm<br>、<br>.<br>3cm<br>、<br>.<br>4cm<br>,该叶片的周长为<br>()<br>A.19.2cm<br>B.19.3cm<br>C.19.4cm<br>D.19.5cm<br>(<br>)利用测量不规则物体面积的方法,获得下图,通过读图可知该叶片的面积为<br>_<br>________<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/29/7714B6B7B83ADFDE2F2856881EE9CDBD.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/d85ccca667564d7f87862d0ba244ff1a/320379447360773D04D4E4F351CBB213.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/2017b9f6469249d4a19a963e7fcd2cbd/0876E8B8F16F49280802495F01A89E67.png"><br><br>
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