2020-2021学年八年级生物上册苏教版同步课时作业5.14.3神奇的微生物
※题型：单选题※知识点：单选题※试题难度：中等<br>下列有关细菌的说法中,错误的是( )<br>A.有些细菌长有鞭毛<br>B.细菌的细胞内没有成形的细胞核<br>C.细菌的细胞内有拟核<br>D.细菌有单细胞的,也有多细胞的<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/6bcb3404c2dc4b6b81e619508cc1fe8e/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/dc6dc29021f64a7ebf647df24e482f22/2F15FA2A9E3F01479199B95D5CFA713F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>利用乳酸菌可以发酵制作下列哪种食品( )<br>A.酸奶 B.牛肉干 C.火腿肠 D.面包<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8faf8ed5b46a46b09f71aa96adfe4dc6/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/deac22f36eae4bc5b18198b7558595d2/87B67E457501CE79F079EAE2E8CC2F97.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>下列各组都属于真核生物的是( )<br>A.乳酸菌、青霉 B.鱼、链球菌<br>C.酵母菌、青霉 D.大肠杆菌、大豆<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/b975867b7b614bc4be13839b514128df/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/be4b430f0ec9416caa5656a8ac4eebdf/437E398D04CA0FAAB3A12914E4821B1F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>下列生物中,具有成形细胞核的单细胞生物是( )<br>A.大肠杆菌 B.乳酸菌 C.酵母菌 D.蘑菇<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/45455e80f5b44c79b99acec6f07b1eaf/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0c6d117bdf4d4488ad0f5425e4433f55/C2EF3095CCC9F893B6608090C672C0C0.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>有的人脚癣病严重时,痒痛难忍,导致脚癣的微生物是( )<br>A.细菌 B.真菌 C.病毒 D.酵母菌<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/bcec80e175fa41148306897965a8d6ea/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/205e8752823b49318e693ce6a72b24dd/1C30489AC69E07324D5D3D69332135A3.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>如图是细菌结构模式图,<br>据图回答问题:<br><img src="https://picture2.zhihuicn.com/testImage/2/2019/7/24/E0FCFB2BDCDDA6A7F0AC5539D5E66BBD.png"><br>1.图中表示核质的序号是;表示鞭毛的序号是;<br>2.表示细胞质的序号是;表示细胞膜的序号是;<br>3.表示细胞壁的序号是;表示荚膜的序号是;荚膜对细菌有一定的作用。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/7b96fdb6cba641f68dbbce6157d7dd05/A0495CD3E6564D39D4F19D8F25D3A8D4.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/b5a59b49066e4c09911ee641c37f5551/FB6D74C08971A5F96457AE15A2372D2E.png"><br><br>
页:
[1]