湖南省衡阳市城区2018-2019学年八年级上学期期末生物试卷
※题型:单选题※知识点:单选题※试题难度:中等<br>带鱼、水牛、蝗虫、蚯蚓的呼吸分别依靠( )<br>A.鳃、肺、体壁、气管 B.体壁、气管、鳃、肺<br>C.体壁、鳃、肺、气管 D.鳃、肺、气管、体壁<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/b24acd54e8804717b018155a9508deef/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/0c80853aa0bf4d9c914b52d449a3dfc8/EEB91EF2F6D8D8BE3BE9063CF38970F2.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>蛇、鸟、狼共有的特征是( )<br>A.体温恒定 B.卵生<br>C.胎生、哺乳 D.都有脊椎骨构成的脊柱<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/d42ed9c11452451fb3de3d7c335d284f/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/d4a021b0a07f4903bad206dea3bd2b30/397DE32A5749E8AAF98A2A1B03E5C03F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>昆虫是动物界中种类最多、数量最大的一个动物类群,它属于( )<br>A.环节动物 B.节肢动物 C.棘皮动物 D.爬行动物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/8a75ebdf1ff34ea99084975f6e24500d/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/b5586552d0de4e86ae9b76073e26ab7a/98CF998B171CABA7809311AF489C4B92.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>环节动物与节肢动物的相似之处是( )<br>A.体表外有外骨骼 B.身体分部<br>C.身体由许多体节构成 D.靠体壁进行气体交换<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/5399241b1be34f01a802c5b63c8b8d67/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/2134b90fbb8a4a898b9d22e9d673bd13/BE0C3E2164F251355A44CA7EFB6C21D1.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>观察金鱼时,你会发现它的口和鳃盖后缘交替张合,这对其生活的意义是( )<br>A.进行呼吸 B.滤取食物 C.调节体温 D.排出废物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/04b56fec5ed247be9c8fcafe36b2c57b/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/0edc84f2e27d40648fc88d66a4cd8170/295A903AD864692AAC6586E05342C562.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>哺乳动物后代的成活率比其它动物高,原因是( )<br>A.胎生哺乳 B.体温恒定 C.大脑发达 D.具有胎盘<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/66d5674a6a9642e9a1508905ca33eccf/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/b353286869c742a9b87e58fe7687fb42/32124211DEA73913D7FDE57DDC7CA1C5.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列有关动物与仿生对应关系的实例中错误的是( )<br>A.萤火虫﹣冷光 B.蝙蝠﹣雷达<br>C.长颈鹿﹣吊车臂 D.乌龟﹣薄壳建筑<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/82267d73ba2147eb8478f566e0477e56/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/72c3db3af8a34b40acc645e69bf3ec12/23EAE090A1672FCB372FC8FEE1077E25.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列哪种行为属于动物的学习行为( )<br>A.小鸟喂鱼 B.大山雀喝牛奶<br>C.小孩吮奶 D.蜘蛛结网<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/304854263b5f47a9b5837bb90e186063/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/e480455eb7134574937b183e431503cb/C2E488F8407226BE051107D29583A6D7.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列骨、关节和肌肉的模式图中,正确的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/F8CC87BCF7513D4C2DC48074079F785B.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/B89903E8C8B50C73B84EE2C233A863AD.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/A2000A4B6A21B33C79715EE33B124CFB.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/2432757AC569A90967A911D18E6FA40D.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/1b722673da7548b6b1ff58b52c48d7fb/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/643f53f4637241e484f7549f905e4a8b/6C939FACB0F5A94981DA65D2343B2337.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>地衣是下列哪两类生物的共生体( )<br>A.细菌和真菌 B.细菌和藻类 C.蕨类和真菌 D.藻类和真菌<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/9f385d514a1046e18691f716806e5761/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/5849ed5bce9742beb6e2238372b5a378/78CD78995FADD6475AA1D52C512640CD.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>酵母菌属于真菌,其细胞结构与动植物细胞有明显不同,比动物细胞多和比植物细胞少的结构分别是( )<br>A.细胞壁、细胞核 B.细胞壁、叶绿体<br>C.细胞质、叶绿体 D.液泡、细胞核<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/3c3779e7af484e3f8c3df66510037d05/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/d277bfa509c54f0aa8c75b95b9df3ed1/EE26026E9B8DCC8FF5E92B06D6C64C32.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>图为四种生物的结构示意图,细胞结构不同于其他三种的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/7B1996B09C0B537A366A218239FC9C6D.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/39A28567F4D11746089ECCF731DCD1A5.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/E0A723091F7D8AEBCBD7686EF100D9F4.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/0518D43C3624576AF4C17F689DEE6A27.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/aa5856a50f6e47ac90901ac96e88429b/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/715398cba5964e0a91057de5dc919917/0247360491959264062C3811E5D64AE7.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>制酸奶是在在牛奶中加入了( )进行发酵.A.酵母菌 B.醋酸菌 C.乳酸菌 D.黄曲霉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/a26624fca7ee4675935d3cb33378aeb0/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/7a9c34d65c3744debef0afcdcefed483/4C37F8F5BDE85337D5027773BDA636F5.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列有关食品保存方法,错误的是( )<br>A.蘑菇晒干后保存 B.鲜肉加盐腌制后保存<br>C.鸡蛋煮熟后保存 D.果脯罐头密封后保存<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/51821b90d3424dbc908d7d197aefa3d6/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/d2bc5c983ebe438aab4c0e65de054104/AFC64384815C783C41BCB4AAF2E4E529.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>在下列分类的等级中,那个等级的生物所具有的相同的特征更多( )<br>A.属 B.科 C.纲 D.目<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/29d02bec336e41209180bc98bcc38f79/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/6ab54a8685294361baa237ddb5c7fdb6/E48D14DDC9AD9BA19C3CAE04050A670F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>苹果树和松树分别属于被子植物和裸子植物,把它们分类的依据是( )<br>A.有无种子 B.有无茎叶<br>C.种子有无果皮包被 D.子叶的数目<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2011/ba3b7eb5535d48ffbb0e0f88f433cfb2/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2011/dec94af9f07941c19a802429b2d8efe2/BD71FD99707351E66C741FCB56F09566.png"><br><br>※题型:实验题※知识点:实验题※试题难度:中等<br>取两个大小一样的广口瓶,贴上甲、乙标签.在甲瓶中放入湿润的肥沃土壤,乙瓶中放入经烘干的肥沃土壤.然后在甲、乙两瓶中同时放入<br>条大小及生活状况相同的蚯蚓.根据实验回答下列问题:<br>1.哪一瓶中的蚯蚓蠕动逐渐减弱,一段时间就不动了?.2.这一实验说明环境中的哪一个因素影响蚯蚓的生活?.3.蚯蚓在土壤中的运动除了依靠肌肉外,还需要的辅助.4.蚯蚓的呼吸依靠来完成.5.本实验中设置甲瓶的作用是.<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/1f97534b08ad44de9b7ff934e3c5d72a/08223C657AF3FB44BF16DAB2CFC43F73.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/dc16523a35884187b0ccad160d2b0cb0/2EDA0E70DB26E588BD984803DE20518A.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>观察如图,认真分析,结合所学知识回答问题:<br><img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/D2CBBB71B9A6D9B0E892B9BDCEA703B7.png"><br>大多数动物是生态系统中的<br>(选填“生产者”“消费者”或“分解者”),它们直接或者间接地以植物为食,从植物中摄取<br>①<br>(选填“有机物”或“无机物”),这些物质有的构成动物的身体,有的在体内分解释放能量,同时产生<br>②<br>气体等物质;其粪便和遗体中的这些物质经分解也能产生气体<br>②<br>,以及<br>③<br>等物质,这些物质又可以被植物利用.可见,动物在生态系统中可以促进<br>.<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/533a95c8dd1e476f9789bdd888ad3def/14D87A141C2A6CFD17500AA872CD6C12.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/deb1f00bd9ee4be8bb51e71156910dc3/39B89CD5703C88C8B3FFD29DB25CF6DF.png"><br><br>※题型:实验题※知识点:实验题※试题难度:中等<br>被称为“微生物学之父”的法国科学家设计了著名的“鹅颈瓶实验”,如图所示.<br><img src="https://picture2.zhihuicn.com/testImage/2/2019/10/21/9790866A3E680E362A6DEEB85B320E1E.png"><br>1.设计这个实验的科学家是.2.打断“鹅颈”后,瓶内的肉汤腐败的原因.3.根据“鹅颈瓶实验”,如果家里没有冰箱或冰柜,夏天可用的方法将剩饭剩菜短时间保存而不会腐败变质.4.“鹅颈瓶实验”证实了细菌不是自然发生的,而是由原来已经存在的细菌产生的.为此,这位科学家提出了保存酒和牛奶的.A.巴氏消毒法B.腌制法C.脱水法5.在生态系统中,大多数细菌和真菌作为参与物质循环.<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/a4fa4dad0a4642adab30493ffffebad9/630795EB8B6650B9E3BFFF78D92671F2.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/a9c3cc18cf5449d0b5ba9ed297e1d720/65DE8CBCBCD72ABE9DB24E7DB9ADB4D5.png"><br><br>
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