四川省遂宁市第二中学2019-2020学年初一下学期期中考试生物试卷
※题型：单选题※知识点：单选题※试题难度：较易<br>人体所需的能量主要来自于食物中的( )<br>A.糖类 B.脂肪<br>C.维生素 D.蛋白质<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/c3471596a66242ae8bdbb4ab360aa3f5/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/43d531229718489b8f2bdc69d9c0f796/666B0AA95C903664F6FAED89A96668C1.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>唾液淀粉酶对淀粉催化作用实验的水浴温度为37℃,这是因为37℃( )<br>A.接近人体体内温度,酶的催化能力最强<br>B.接近室温,容易保持恒定<br>C.随意温度,无特殊意义<br>D.各种生物体的酶维持活性的最适温度<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/e279d820da35494893354bb49806de9c/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/eb6f8d2c1b824293ad4a1b9f88ba496c/6F21F353B9FF3FF9E5DD5112743ECC90.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>淀粉在消化道中最终被分解成( )<br>A.葡萄糖 B.二氧化碳和水<br>C.麦芽糖 D.氨基酸<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2011/3f65e5df054945d389e401dd7684799d/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2011/5fdba15fe7f94982b457c6c540ba2cb3/F072960F6CF920FD53DC1D3B5DD288B7.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列既能消化糖类,又能消化蛋白质的消化液是( )<br>A.唾液 B.胰液 C.胆汁 D.胃液<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/3da180f50b2e4692bf0191f557717312/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/2c3cd5e18fae44ba9cc50f1e945423c2/E57695C6393ACAD5D703251ACFE781DD.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列消化液中,不含消化酶的是( )<br>A.唾液 B.胃液 C.胆汁 D.肠液<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/766c66b1d4514ea990c49dccab5dc3f2/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/d33ba095858e4629bf9b6e7852f5dab8/1B3E09314E4AB4A7B1432EE215BA6C98.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列关于消化的叙述正确的是( )<br>A.食物中的各种营养物质必须通过消化才能被吸收<br>B.淀粉从口腔开始消化,在胃内和小肠中继续消化<br>C.各种大分子营养物质都是在小肠中被彻底消化的<br>D.脂肪和蛋白质都是从胃中开始消化的<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/be22823e61604eebb272362711aaba4d/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/19c950f6d1a1432cbb591ef0fda3d831/54E36EEFBE6281E0B925B9A8C656D02F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>在消化道中,几乎没有吸收作用的是( )A.口腔、食道、咽 B.口腔、食道、胃<br>C.咽、胃、食道 D.咽、大肠、食道<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/04a88b55e2314f6eb75dbde0c4e315f6/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/a91950869c6143ffb2271c98047bc7e8/D4BC848FDEC92B3FF3ECFF1523401218.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>“吃出健康”正在成为人们饮食方面的追求,下列关于青少年饮食说法正确的是( )<br>①粗细粮合理搭配②主副食合理搭配③不吃不喜欢的食物<br>④饮食要定量⑤晚餐多吃含蛋白质和脂肪丰富的食物A.①②④ B.①②⑤ C.②③⑤ D.③④⑤<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/4a673b361dae45a19a3a0587aae5b9b9/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/3e639de8088740f8bbfd7f2e69a5550a/44CF531344C7A327A1A0255ADA92CB80.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>加入5%柠檬酸钠的血液静置一会儿后,中间一层白色物质是( )<br>A.白细胞和红细胞 B.血小板<br>C.红细胞和血小板 D.白细胞和血小板<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/e3a7333836bb42979043ac730ac08b36/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/3f0c918a59b7426289cf38a35030c557/FC2250F783AE8886F0E943E3320AA7E6.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>如图所示的血管,表示动脉的是( )<imgA.A B.B C.C D.D<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/7d47e4e59ee24cc1ae4339e3488387e2/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/4725e0f7e7f64972929610472553671d/20E76BA01D2D0B6B9687D254D99AF37E.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>你手臂上的一条条“青筋”是什么血管呢( )<br>A.动脉 B.静脉 C.毛细血管 D.淋巴管<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/0ec40b11319a42969b9aceccfa7a5266/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/2e3eac9a53764be190cecd4223461e8f/96FC3CCC7B01FA308F0E0E29F331424A.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>所有血管中,管壁最薄的是( )<br>A.静脉 B.动脉 C.毛细血管 D.某些静脉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2012/89d3a870d0e6479bb4d413fb0c39c77a/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2012/35dc0d31cc8447d6b69d39edcf8d7032/63CF8BD959C5B2F4B41BE7268F876515.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>贫血的原因是( )<br>A.红细胞的数量过少 B.血红蛋白含量过少<br>C.血小板数量过少 D.A和B<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2012/079f39fc44484dcab22109d0f3b69ea6/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2012/fedd52f8da084bb59668e6668497d2f1/4F5F582C7CA41C24FA83744CB7193611.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>用手捏心脏各腔,感觉哪一个部位心壁最厚( )<br>A.左心房 B.左心室 C.右心房 D.右心室<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/7688125e7bdb4eea831e6d140f4b8297/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/de71173e0f69437499f8cae70dc0c54d/9131AC7FCE8552F5C844A94779B4F6B2.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>某人肌肉注射青霉素后,若做示踪调查,那么最先应在他心脏四个腔中的哪一个腔发现这种药物( )<br>A.右心室 B.右心房 C.左心房 D.左心室<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2011/ded9b2b5e3784046997a5a22c9a041be/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2011/61fd8bcf2dfc4a1dadc60bb6d4405232/9B1E07374F886CE024733909A0B3C201.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>体循环和肺循环的共同规律是( )<br>A.心房→静脉→毛细血管→动脉→心室<br>B.心房→动脉→毛细血管→静脉→心室<br>C.心室→静脉→毛细血管→动脉→心房<br>D.心室→动脉→毛细血管→静脉→心房<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/63b7c85366544b6a8af69252e8041c0b/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br>略<br>※题型：单选题※知识点：单选题※试题难度：中等<br>某人因车祸导致腿部受伤(如图所示)大量出血,血色鲜红,血流较快,喷射而出。若需你在车祸现场施以急救,你判断受伤的血管和急救时控制血流的位置分别是( )<img src="https://picture2.zhihuicn.com/testImage/2/2015/11/17/A8D18AC5470D6870E33F22F6E922C17A.png"><br>A.静脉、b B.静脉、a C.动脉、b D.动脉、a<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2015/527a5b9ac09d410d840a57141b5d1f13/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2015/771abdaf77624b349b80869fdca8d73b/C241D7BCB656635F205A31D7B7820291.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>在下列血管中,流动着动脉血的是( )<br>A.下腔静脉 B.肺动脉 C.肺静脉 D.肾静脉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/f1d5787f600a45c7957a6726759e8cfc/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/2e893f154482429b841a77029f6e0947/BFD505CA787A30579629D6E7C00B21BF.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列哪项与毛细血管特点不相符合( )<br>A.数量多,分布广 B.管腔内有瓣膜防止血液倒流<br>C.管内血流速度很慢 D.红细胞只能单行通过<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/2f2b173a52c44fe1bf9b9b19fd8473d2/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/a2e2cfeb09804ab4b817cc3fc90fa54c/ADCA014AA63823888423EC5D5D27D425.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>血液循环的动力来自于( )<br>A.动脉 B.静脉<br>C.毛细血管 D.心脏<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2013/66e1cd2ff0c943afa697231dd9504c1b/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2013/eadddd12de2440208221dd724459e63a/47C71B411EF8270D0F919640EE70C375.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>某人的血型是AB型,如需要输血时,最先给其输入的血型以及输入的血最先到达心脏的腔分别是( )<br>A.AB型 右心房<br>B.AB型 左心房<br>C.O型 右心室<br>D.O型 左心室<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/e4f1d05852084fcf82bfa80add6d389b/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/07a490cb77fa40f99dc048e42b5bc183/DC76C4D68585CABA149763F9E953CC49.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>如果不吃早饭,往往会感到头晕,主要原因是血液中_____的含量减少引起的。( )<br>A.糖 B.蛋白质 C.脂肪 D.甘油<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2014/f491c0a9692142c1b960a1e566c9dd53/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2014/1302a4cf2a2d49d8b791b5a721b62544/38834CD28606468499E6BCD05B953C25.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>人和植物的呼吸作用具有重要意义,是为细胞的生命活动提供( )<br>A.氧气 B.水 C.营养物质 D.能量<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2011/86937f9f69a440dcba468feafc64caad/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2011/252ee280b00347ef8adc544765addaf2/367F6DEFBDA9DBAE629F37CCC3D79C02.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>小肠具有<br>和<br>的功能。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/ad0b09a4022141ab8273d6a99af328e9/5B3A127814DFF85D8CEB2E3357A1ACF5.png"><br>解析<br>略<br>※题型：填空题※知识点：填空题※试题难度：中等<br>检测蛋白质用的试剂是<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/5ad86328fc954be8be8deb97c0e0efbc/28A5A2C846A5C68FBAC1FA150465E737.png"><br>解析<br>略<br>※题型：填空题※知识点：填空题※试题难度：中等<br>胸廓是由<br>和<br>组成。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/ac053fe08a2a4ca387fa883e6769da42/C065DCBC430EECA5F5600936625D7752.png"><br>解析<br>略<br>※题型：读图填空题※知识点：读图填空题※试题难度：中等<br>下图是血液循环示意图,请据图回答。(注意:"{ }"中填数字,"_____"上填结构名称)<img 1.写出下列标号所示结构名称。4 5 10 112.图中肺循环途径是{}→"9"肺动脉→肺部毛细血管网→"2"肺静脉→{}。<br>3.炎症患者肌肉注射青霉素,最先在心脏的{}发现这种药物。<br>4.通过肺循环血液由血变为血。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/02db6d396bb7465cbfb7f7fef4af9ce7/E5FCA7BA99EF1BA3C217E4AB082567BC.png"><br>解析<br>略<br>
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