海南省三亚市2019-2020学年八年级上学期期末考试生物试卷
※题型：单选题※知识点：单选题※试题难度：中等<br>蚯蚓是生活在陆地的动物,其运动方式是( )<br>A.爬行 B.蠕动 C.跳跃 D.攀援<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/fb0741bf9c9c4905bfd9bfb380728477/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/fbc4d5c24eb6469985b1655de9d5e89e/9779FCF55177BBD506F4C858FA077005.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列各组动物中,运动方式以跳跃为主的一组动物是( )<br>A.跳羚、蝙蝠 B.海龟、海豚 C.青蛙、袋鼠 D.对虾、野兔<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9392f8df7fc14e6abd5958cd4f952a70/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/280caec62244470da8a0ad4a24851c23/359A03833D5130BF22CFB1FD8914982B.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>哺乳动物关节中,具有连接、保护、分泌滑液功能的结构是( )<br>A.关节头 B.关节窝 C.关节腔 D.关节囊<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9d399a6de95d4b5ab540ade18db6b192/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/da74b90b580241c798cb72d288d2d4e5/DD0B08E18A720863E3DA62E8B66489F0.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>把母鸡正在孵化的鸡蛋换成假鸡蛋,它仍继续孵化,母鸡的这一行为是( )<br>A.社会行为 B.先天性行为 C.防御行为 D.学习行为<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/9fb6c139e702493a9240fc64f26b6bc4/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/93abcb556ae0432387c451b069edc45b/A28A3F97F4B33A87BA715E921BFA2195.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>孔雀中只有雄的才会开屏,雄孔雀开屏的目的是( )<br>A.求偶,利于繁殖 B.为获得食物讨人欢喜<br>C.吓跑天敌 D.气温高时降低体温<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8f0ccc667a3f49b791020a13dfa1e1bc/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/85a0ed5f06de46659045fde79bba5bee/28A9550014C99B05A99955B27416025C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>尺蠖静止不动时,它的形状像树枝。这种行为属于( )<br>A.攻击行为 B.繁殖行为 C.防御行为 D.节律行为<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/5605755801d14728bd5eb150b94c3821/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/566b3bea51374115ac7f126762b46d7c/3504512E95EB419F9E3A85E956AE54E7.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列几种动物中不具有社群行为的动物是( )<br>A.蜜蜂 B.狮子 C.大象 D.蝗虫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e20065299f8e44b9a8aa287fdaca1561/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9714ec1d901d4e5897e7612abfba6e39/9189C486EBF61CB943631D0D57F2D60C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>弗里施对蜜蜂色觉的研究主要使用的是( )<br>A.观察法 B.实验法 C.描述法 D.假设法<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/faea7f59bb5a499b95d13d9005f63550/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b9eef2b4b0214752b12f9c0093fc4cbc/287D21C6BCD677296B0322E4D1E7AA90.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>生态系统中的消费者和生产者之间由于吃与被吃的关系形成了食物链,下列各式子中哪个是正确的食物链表示方式( )<br>A.阳光→草→牛 B.水→鼠→蛇<br>C.草籽→麻雀→鹰 D.草→食草昆虫→食虫鸟<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/2947e39d5fc341fa83a18ad13b79631f/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/606c33fb45114a528b0d3b6ec0f15292/3E4993E35036CFBC6020245DF9E11854.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列消费者中哪一组是肉食动物( )<br>A.猫头鹰、狼、瓢虫、螳螂、变色龙<br>B.鹿、羊、狗、虎、蚜虫<br>C.蝴蝶、蚂蚁、野猪、鸡、棕熊<br>D.蜜蜂、青蛙、牛、熊猫、兔<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/f6a77081e8434446a64dc6bf5851c6da/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/fd7a0f0e1fb342409dcf0f9a168ecf09/56EFD00AB3A86E0B26D5D56B03CFDBAA.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>大多数绿色开花植物依赖动物传粉,下列哪种动物不能帮助植物传粉?( )<br>A.太阳鸟 B.蝙蝠 C.蜜蜂 D.蝗虫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/44cc8d3b1bdc430183c356c48c345e3c/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/029f844be7d041879b0af33913019a38/BC1D2F67CA5FEE522A4E45E0AA437686.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>我国有丰富的动物资源,下列哪种动物不是我国特产珍稀动物?( )<br>A.东北虎 B.扭角羚 C.大熊猫 D.褐马鸡<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/4a2348f7aa704a52a96c7913dd6cd650/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/ede32edf91f640e0b92309d7148a7387/612D05F7EAD32008B3ECDC70B40385FB.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>保护动物多样性的方法很多,怎样才是保护生物多样性的最有效措施?( )<br>A.制定法律 B.加强管理 C.就地保护 D.易地保护<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/4b821e03e4e34bf88f1dc48ca1e1bd2c/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/3c17bffcf387471c92885583647ce090/EB3CBAE1FB4B1B095BD616402984FD97.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列哪一种菌的生殖方式不是分裂生殖( )<br>A.霍乱菌 B.酵母菌<br>C.大肠杆菌 D.金黄色葡萄球菌<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d53c0cbb0d3443379e02b0267f5d1810/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/7e691ab479594b88b79997f879785e95/04A42532F81B778E5D5CF4F2EFC5198F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>到目前为止,人们发现最大的病毒直径为250nm,这种病毒是( )<br>A.天花病毒 B.黄热病毒 C.流感病毒 D.噬菌体<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/ac59067856de407c9fa1dfd706e4cf72/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/5742f43e97d74971a00b4cd3573b674c/948541348DD062ECD59C6C9072237735.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>真菌、放线菌等微生物能产生抗生素,人们最早发现的抗生素是( )<br>A.土霉素 B.链霉素 C.青霉素 D.金霉素<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9fce171996ad4294ab9f3bb643e72c86/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/c1634554c5dc48418087c9a47cfff213/9C7E3B1C46568668DDD538826ECFA752.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>大肠杆菌和霉菌相比较,下面哪项是它们的共同特征( )<br>A.都无细胞壁<br>B.都靠孢子进行繁殖<br>C.都是单细胞生物<br>D.都只能利用现成的有机物生活<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d09c155ffb034387bc10d586e02131f8/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/37fde43f91894c94955a1e8d5e2c0ced/BC70C0261995957F23918357653C21DF.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>制作酸奶需要用到的微生物是( )<br>A.酵母菌 B.醋酸菌 C.甲烷菌 D.乳酸菌<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/2dc42497681248e3afc8908047d36a78/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/4ea8296ec8174ffeb1cdf6e862576f56/F479BBAD3FC5B66CA2DF6CDCD27E9A23.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>男性生殖系统的主要器官是( )<br>A.前列腺 B.附睾 C.睾丸 D.阴囊<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8626b5b716ff4d9da36a1732bfed07d0/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0ae18201e9444b16a0128dc44f20e031/60FA4F74F98C1FEDB0C943AEB2627D73.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>人的精子与卵细胞在女性生殖系统哪个部位相遇形成受精卵?( )<br>A.卵巢 B.输卵管 C.子宫 D.阴道<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/7aa42e5829254e9286e34655a6d0f4f3/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/c7d022e2ade841d5a6d429828f647434/692CFE6734A7D35B7D2C7086794ADBAC.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>人体的第二性征出现是在发育分期的哪个阶段?( )<br>A.童年期 B.青春前期 C.青春中期 D.青春后期<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/49bbbc0e65e74e2d9dd612ec67d15f41/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/4feadbe7001f49a0b3dcb927c3607f8e/43FA9C6C25C7FEA60E4F5C4B8FEFB6BF.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>鸡蛋的结构由许多部分组成,其中哪一结构是由受精卵细胞分裂形成的( )<br>A.卵黄 B.系带 C.胚盘 D.气室<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/370e7b9cecb8433ba1c151bdfbbdae30/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/56d571037d6f403f85127e9c96f8cce7/081C53FC4F37F1306FC994753BB62CBE.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>不完全变态有三个时期,完全变态有四个时期。下列哪一组昆虫都有蛹这个发育阶段?( )<br>A.蜜蜂、蝴蝶、金龟子 B.蚊、蝇、豆娘<br>C.蜻蜓、家蚕、蚂蚁 D.蟋蟀、蝗虫、萤火虫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/2e36bb51815b49e3868f3909e45d1ecc/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0aeeef4fc5f84c0e9ee06cc0b48783cf/F762740A7D180004995145E916E6FE81.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>芒果是一种热带水果,目前我国农业生产中繁殖芒果苗木的主要方法是( )<br>A.扦插 B.压条 C.嫁接 D.组织培养<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/41de5bc76a0c4b71b71404751335790b/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/fa28fd22e17c4205a68471c48065782b/5A4070EC2301A0D5439991ACE9FB9EEF.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列各组性状中属于相对性状的是( )<br>A.狗的长毛和黑毛 B.玉米的红粒与大豆的红黄粒<br>C.人的毛发有直发和黑发 D.兔的长耳与短耳<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/779b427f736e44e0b4e2f0cfc1f934e4/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/ab75e3280faa41fc95d3f543b1f7b536/3F9696D4FEFAED0F5801F5220D848A96.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>“一母生九子,连母十个样”说明生物界存在什么现象( )<br>A.遗传性 B.变异性 C.进化性 D.适应性<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/969c22e4fb6d4c598195b595edf048c6/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/4a7d8bf5734a42948b32b0fbd1514603/5079CE1E64D85B6C8B39147ED8DBD460.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列有关基因、染色体、性状的叙述中哪一种正确?( )<br>A.遗传性状的数目和染色体的对数相等<br>B.染色体数目和基因的数目一样多<br>C.性状的数目比染色体数目多很多<br>D.染色体对数比基因数目多很多<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2011/037b0f94e6db4163856ce0b191cfdbfb/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2011/41190c69281d4c19bf6ef5e3b72a5af0/50B8CB3DBF85CA84560252FE6FA79419.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>已知有酒窝是显性,无酒窝是隐性。若一对夫妇都有酒窝,他们生下一个无酒窝的孩子,如果酒窝是由基因D、d来控制,则这对夫妇的基因组成为( )<br>A.DD和DD B.Dd和DD C.dd和dd D.Dd和Dd<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d80b213eb45443fc8afc9e173735b0e4/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8cfc8d74fe7442e0b21517147d308995/2A4B8497443D88073C1C5FC8D161C3BE.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>如果父亲表现型为有耳垂,基因型为Aa;母亲表现型为无耳垂,基因型为Aa这对夫妇生下一个表现型为无耳垂的孩子,其概率为( )<br>A.100% B.50% C.25% D.0%<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/51ba6387e75b4ede9e5d393ad3a5f597/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/c9e5507048274cba9b08c860bab7be7f/1730B0975021DF1418ECA2D1DA0A189E.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>正常人体细胞中有23对染色体,正常精子内染色体的种类可表示为( )<br>A.22+X B.22+X或22+Y C.23+Y D.22+Y<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/a198f6498f6d41569f14e3337b7cbf70/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/a7d71b6edb284b949888022436e43b96/B7F384AAE90D7DDC7A370C1CB8660A90.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列哪些性状变异是能够遗传的( )<br>A.人晒太阳后皮肤变黑<br>B.单眼皮经手术后变双眼皮<br>C.用杂交技术培育的水稻新品种<br>D.种植在肥沃土壤中的南瓜长得很大<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/eefab6aec68d44f2af5c557ddbd206ba/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/31ac18f71e8c42a7a0c1712b87223677/6DAF3DFC738657E437BE43A2E1B34AA4.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>我国婚姻法禁止近亲结婚的原因是( )<br>A.近亲结婚其后代都会得遗传病<br>B.近亲结婚其后代的遗传不稳定<br>C.近亲结婚后其后代长相一定都很难看<br>D.近亲结婚其后代患隐性遗传病的概率增加<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/47de76320cf246c9a06c4ecad1575cd3/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/7933ba20d52d4ceb91d6e7b6c622a80d/9C53560C15232B76D18B8EDFB6CE9600.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>大象的运动方式是<br>,袋鼠的运动方式是<br>。在运动方式上,<br>飞行是鸟类飞行的基本方式,<br>是飞行动物一种省力的运动方式。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/f0ef3d6e9cb644908b3ac837ffe6a74c/35316905105FE5EB55AD1C41E0A726CA.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/64e6547ba5604f16af77b18c69791750/BC49DF68C46B3EA6B8878E9E2FA82055.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>当人伸肘时,上臂的<br>肌<br>收缩,<br>肌<br>舒张。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/4908412201564a5796dbd2115967cc15/FC42F76AB9410640903A651E0E061663.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d4941606c4ec439aa576c3d0e63cb91d/D562E2A6DC76F3963D95516E29F9797B.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>动物行为受<br>和<br>的调节,受<br>的控制,这是在漫长的进化过程中逐渐形成的。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/986e49760713457e90fa3a324750126e/395B97956B50D1284C8113BB72E1054C.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/1f70b85eee7d439eac2d4370443a1b57/1DCE090EA7539F609BDAAB46C17720C2.png"><br><br>※题型：读图填空题※知识点：读图填空题※试题难度：中等<br>如图是细菌的结构示意图,请写出序号指示线所指位置结构的名称。<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/11/9/6D77964825686D689BC86B9D60DB14DD.png"><br><br>;<br><br>;<br><br>;<br><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9d22031e9de44a7089e0481236d3973e/5CA78BFFD4EAE1FB1BDE37FDC3B6B547.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d277c626d2e74fc7b768f254a629a5eb/049066C9AD581AC422537E68F3E76C27.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>细菌有三种基本形态:<br>形;<br>形;<br>形。所有病毒都有相似的两部分,即由<br>组成的外壳,和包含<br>的内核。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/cb2423cdcb584400add546840bcf6b2f/0E13BA0521D042D40EECBD70E5E7F436.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/7ff387f355264ceeaf92e95f763aabe5/CF0FBB981C09BEE0AA7BC673C7EF20DF.png"><br><br>※题型：读图填空题※知识点：读图填空题※试题难度：中等<br>如图是关节结构模式图,请写出序号指示线所指位置结构的名称。<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/11/9/75A7ED376EABBBB60180C1B9C9863E65.png"><br><br>;<br><br>;<br><br>;<br><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/3cdb23b3fd8d44ee9cc01380bb99a1cc/6AF08E369780A534A5EE38F12AFA3E15.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/a328ecbe04f64f9b8826ad6bf445a61d/75D18636DC6FF3D81D8000E9A90D44D8.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>酵母菌是单细胞<br>菌,在氧气充足时,酵母菌能将葡萄糖彻底氧化分解为<br>和二氧化碳;但在缺氧时,酵母菌能分解葡萄糖而产生<br>和二氧化碳。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e34e6f836008434b88907896cdd18087/AAFFB2221DAF26A748370CD5A2BFD86A.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9959151f96624153b703b7ee42e9d625/F8C562E4FB9AE0C6CE90CBEFF3BB96AC.png"><br><br>
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