2.1.3动物细胞2021-2022学年生物人教版七年级上册随堂小测
※题型：单选题※知识点：单选题※试题难度：中等<br>制作人的口腔上皮细胞临时玻片标本时,首先在干净的载玻片中央滴加的液体是( )<br>A.清水 B.酒精溶液 C.碘液 D.生理盐水<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/3d7b90b671734cb2931841f0d1473514/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/250cab6405b74827b9895e58a1e5262c/82BB273B5EFE950C2A9573A96CF33603.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>在“制作人的口腔上皮细胞临时装片”的过程中,不需要用到的器具是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/12/5C237FCFC4887F19B18AD5ADC203C1A3.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/12/FBA1C0F91BA1398FB476DD4DBB82AB33.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/12/63BCC07504BFB42D7713498AA5095DFF.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/12/64C215BDB5845E6D5F112086AB408959.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/ce317a44475b4991bf01d9e9f710a62c/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/a126fb3fb5f24c74919bb7626498a1bb/BCB1E4603D6F4F9CCFE6A187D77F6F0F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>观察人的口腔上皮细胞时,发现很多细胞破裂了,引起的原因可能是( )<br>A.染色剂浓度过高<br>B.染色剂浓度过低<br>C.载玻片上的生理盐水浓度过高<br>D.载玻片上的生理盐水浓度过低<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/80c4c218efdf416ea2dbed4c29f9be87/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/df038e8bc0124908bd41a08901fd9689/3643112223D5B3C9A7AB1998CA334734.png"><br><br>※题型：填空题※知识点：填空题※试题难度：较易<br>如图分别为植物和动物细胞结构示意图<br>请根据题意在“<br>[ <br>]<br>”中填写相应的字母或数字<br>在横线上填写文字。<br>(1)<br>图中具有支持和保护作用<br>且是植物细胞具有的结构是<br>[<br>]<br>(2)<br>能控制细胞内外物质进出的是<br>[<br>]<br>(3)<br>吃西瓜时会有很多汁液<br>它存在于植物细胞的<br>[<br>]<br>中。<br>(4)<br>动植物细胞都具有的能量转换器是<br>[<br>]<br>(5)<br>洋葱鳞片叶内表皮细胞与口腔上皮细胞相比<br>口腔上皮细胞没有<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/5/13/8BC3C8C98CAFC721D986A7A9E6CEE5FC.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8ec359b5f01b4acab841347cd3b98685/B04151184A2C50FDCEE3E614B86B7CED.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/539e2a90422e4536ba8a02c2ca323933/1CF52C7D48384A236A13D32CEE92DE8C.png"><br><br>
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