admins 发表于 2021-8-18 22:50:03

5.4.2细菌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>生物科技的进步,离不开众多科学家的探索与付出。其中,彼称为“微生物学之父”的是(&nbsp;)<br>A.孟德尔&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.巴斯徳&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.爱德华兹&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.袁隆平<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/bee2dfb82d4b4deb82d95439daa34c3f/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9bab50c3d28c40dba2eb6d80775beaf9/F2CBFB081924122184E450603C3921A7.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>从形态上看,可以将细菌分成(&nbsp;)<br>A.有荚膜菌和无荚膜菌&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.杆菌和球菌<br>C.螺旋菌、杆菌和球菌&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.球菌和荚膜菌<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e1ca8155e58b407697601d47ff9af769/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/5507e809ee43486fa9982dca6fa4bb66/041E44D07FB360780AC018C7B0D46390.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>细菌个体十分微小,其生殖方式是(&nbsp;)<br>A.有性生殖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.孢子生殖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.分裂生殖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.出芽生殖<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/77008ae9b7d34a8593128f75e05962cc/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/cc15b4bccda3470ca50ea80728bcd7a5/D1C33E3CBDE413C6387EF179990CF691.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>与叶肉细胞相比,细菌细胞缺少的结构是:(&nbsp;)<br>①细胞壁②细胞膜③细胞质④成形的细胞核⑤叶绿体A.①②&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.④⑤&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.③④&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.②③<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2012/10feda357bbf437faabc64e694f94e3a/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2012/82dc06e10d9c40109c3c2b5247ed8895/70F87391E1479CC60062F870319A601E.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>巴斯德将新鲜的肉汤置于鹅颈瓶内可以很久不腐败的原因是(&nbsp;)<br>A.肉汤内放入了防腐物质<br>B.空气中的细菌不能进入肉汤<br>C.肉汤内缺乏细菌生活所需的氧气<br>D.肉汤内缺乏细菌生活所需的营养物质<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/30ef9d09f1ef4ec9be3f8be9a4cb4671/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/f6fc99389f864eda8377f9953ba1c1c9/97B4840389428A6DE18E847C8C7884B0.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>引起人患痢疾的痢疾杆菌属于细菌,它具有的细胞结构包括(&nbsp;)<br>A.有细胞壁、细胞质、叶绿体、没有成形的细胞核<br>B.有细胞壁、细胞膜、细胞质、没有成形的细胞核<br>C.有细胞膜、细胞质、叶绿体、有成形的细胞核<br>D.有细胞壁、细胞质、细胞膜、有成形的细胞核<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/ca947ce0f49f4b748c2d5f8e33a8fb46/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/46ca9e2be4144f95bd977f86de55880d/0ABA98D75EBB9A24F049795DD84FCEAD.png"><br><br>※题型:填空题※知识点:填空题※试题难度:中等<br>19世纪中叶,法国学者路易斯?巴斯德做了下面的实验。巴斯德把澄清的肉汤倒入两个鹅颈烧瓶中,把其中的一瓶肉汤A煮沸,而另一瓶肉汤B则不加热煮沸。几天后,未煮沸的肉汤B变得浑浊,而煮沸的肉汤A仍保持澄清。接着,巴斯德打破了盛有澄清肉汤A的鹅颈烧瓶的瓶颈。数日后,澄清的肉汤A变得浑浊。根据实验现象,回答下列问题。<br>1.将肉汤A煮沸是为了_________。<br>2.设置A瓶的目的是_________。<br>3.肉汤B变浑浊,说明肉汤B中有_________。<br>4.将A的瓶颈打破后,肉汤变浑浊,说明细菌来自_________。<br>5.巴斯德实验得出的结论是______________________________。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/0fe962d10b6e4691a083b4e7367e0c06/D4E795F01189796FAAB4C856109F6187.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/f575128109e740b6b14de3af7941a259/92F9FE9E90578008B9CE635C995E0EFF.png"><br><br>
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