admins 发表于 2021-8-18 22:07:20

2010-2011学年云南省西盟佤族自治县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:较易<br>下列生物中进行出芽生殖的是(&nbsp;&nbsp;)<br><tbody><br>A.细菌<br>B.酵母菌<br>C.小麦<br>D.马铃薯<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/5BC5EDFCCB2FEAD79CCCC6CB21BD0AB9.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>一棵苹果树上能结出“国光”、“红富士”、“秦冠”等不同品种的苹果,可采用()<br><tbody><br>A.扦插<br>B.压条<br>C.嫁接<br>D.播种<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/924B3E38A9B17011DDBB929C9A570330.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/0CB1D02FC44150BEF2E58898A9152EBE.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>下列植物的果实或种子依靠风力来传播的是&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br><tbody><br>A.蒲公英<br>B.苍耳<br>C.睡莲<br>D.豌豆<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/8B0030C365994090B8FC9AF4C183A80B.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/8836FAE5D5E6B1B09DEA57BBB3470204.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>人的体细胞中染色体数目为(&nbsp;&nbsp;)<br><tbody><br>A.24对<br>B.23对<br>C.22对<br>D.23条<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/3A615B0739EBF48B73B2C34D8EDBBF86.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>预防遗传病发生的有效措施是()<br><tbody><br>A.产前诊断<br>B.遗传咨询<br>C.禁止近亲结婚<br>D.适龄生育<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/924B3E38A9B17011DDBB929C9A570330.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/EED53CA1A3FB1CD568F2433CDAEB60AA.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>科学家在研究哪一类动物的基础上制造出了飞机&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br><tbody><br>A.鱼<br>B.鸟<br>C.龟<br>D.蛇<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/0A432876F2048135A8FB7A931742A407.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>袋鼠的前肢短小,适应于()<br><tbody><br>A.行走<br>B.跳跃<br>C.爬行<br>D.蠕动<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/BB753AD93303BF61C13C6F121EC03FFC.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>“孔雀开屏”属于动物的()<br><tbody><br>A.防御行为<br>B.觅食行为<br>C.攻击行为<br>D.生殖行为<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/7039B1414292C98C4C0586321B67CF33.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/46641D5DADD6374E17C6E9E8D75134C9.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>基因组成Aa所表现的性状是()<br><tbody><br>A.隐性性状<br>B.显性性状<br>C.即可表现显性性状,又可表现隐性性状<br>D.不能确定<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/8175C51CBE0DA046C856811789573286.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>一对夫妇第一胎生了一个女孩,那么第二胎生男孩的几率是&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br><tbody><br>A.100%<br>B.50%<br>C.25%<br>D.0<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/5BC09F5E95B671D077139FAFC6716F49.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>蝗虫是农业害虫,消灭蝗虫的最佳时期是()<br><tbody><br>A.幼虫<br>B.受精卵<br>C.成虫<br>D.雌雄交配期<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/8B0030C365994090B8FC9AF4C183A80B.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/4B20623BF2C9466C6483C10F9A1744DF.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>豌豆角里有四粒豌豆,形成这四粒豌豆需要胚珠()<br><tbody><br>A.1个<br>B.2个<br>C.3个<br>D.4个<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/7039B1414292C98C4C0586321B67CF33.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/43DAA11EACF7714E143AEFB27B969B75.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”是属于什么现象()<br><tbody><br>A.遗传<br>B.变异<br>C.生殖<br>D.进化<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/8B65E1DDA29D5EBB4F53CCE144C5B2D0.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>下列行为中,不属于动物的先天性行为的是&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br><tbody><br>A.蜜蜂采蜜<br>B.蜘蛛结网<br>C.家燕迁徙<br>D.小狗做算术<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/7039B1414292C98C4C0586321B67CF33.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/73824FB67BB47E1CAC856419D88C4518.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>生物各项生命活动所需要的能量直接来自&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br><tbody><br>A.食物<br>B.ATP<br>C.ADP<br>D.营养物质<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/342E97E3B35FB96ABD662F1CA90BC7CF.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>长期吸烟可能会引起()<br><tbody><br>A.肝癌<br>B.胃癌<br>C.心脏病<br>D.肺癌<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/7039B1414292C98C4C0586321B67CF33.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/B60D8095CC10A6DF0ACFB79F204038FB.png"><br><br>※题型:单选题※知识点:单选题※试题难度:容易<br>板蓝根穿心莲在家庭药箱内属于()<br><tbody><br>A.外用药<br>B.内用药<br>C.医用器具<br>D.特殊药<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/BBA9329181CC85EA291E93BBA7984CB1.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>吸毒上瘾后,最好的治疗方法是(&nbsp;&nbsp;)<br>A.思想教育&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.戒毒治疗<br>C.逐渐减少吸毒量&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.继续吸毒,以免身体不适<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/A056493234F98FE4AABF69F733C5D9B6.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列不属于人体自身的免疫防线的是()<br><tbody><br>A.皮肤<br>B.呼吸道黏膜<br>C.血液中的白细胞<br>D.疫苗<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/7039B1414292C98C4C0586321B67CF33.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/EFF175770EA2E19A174EABD9C2EA094A.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>目前治疗白血病最有效的方法是&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br><tbody><br>A.手术疗法<br>B.基因疗法<br>C.骨髓移植<br>D.放射疗法<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/E7D3E85673EFE9CB95D8D96898399586.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/0BF200AA3A76EB55E8035E577E952251.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>蚂蚁在寻找到食物时会跑回巢穴告知同伴,成群出动搬动食物,这种行为属于&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br><tbody><br>A.社群行为<br>B.防御行为<br>C.迁徙行为<br>D.繁殖行为<br></tbody><br><br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/8B0030C365994090B8FC9AF4C183A80B.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/037582827C229580A23528A366935FF6.png"><br><br>※题型:读图填空题※知识点:读图填空题※试题难度:容易<br>要使嫁接成活,必须使接穗和砧木的<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>紧密结合在一起。<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/AB01D500A9180062C429AEBE6294D11A.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/3097F105D72E58F10E55545330103169.png"><br><br>※题型:读图填空题※知识点:读图填空题※试题难度:容易<br>染色体主要是由<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>和<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>组成的,其中<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>是主要的遗传物质。<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/6D84D65C407C5A12CFAFA42A3FF6E02C.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/658AB996156E5B520D023E323D29358A.png"><br><br>※题型:读图填空题※知识点:读图填空题※试题难度:较易<br>艾滋病是一种严重威胁人类健康的传染病,它的三个主要传播途径包括<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><br><u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>、<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>和<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>。<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/4D1725349AC55257BF69D5DA8B64BE5E.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/25811CF7FF05A8470DA30A9921773CCA.png"><br><br>※题型:读图填空题※知识点:读图填空题※试题难度:容易<br>传粉有<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>和<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>两种方式。<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/06A03ED94AA29AB538C8CD79705EA3B3.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/5CA389DB69C1005C521B5AECA05C7922.png"><br><br>※题型:读图填空题※知识点:读图填空题※试题难度:容易<br>人类体细胞内染色体分为<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>和<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>,男性性染色体用<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>表示,女性性染色体用<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>表示。<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/05A163FE33B311F23C28DBD8A48E6537.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/3E9B5C05F377D34FB7565102A2B0594C.png"><br><br>※题型:判断题※知识点:判断题※试题难度:容易<br>利用马铃薯的块茎上的芽来繁殖后代属于出芽生殖。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/22D931BD65AA3D4739AB27763B3A4C13.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/B93F0EF91FEBB09C0A727C7199248F12.png"><br><br>※题型:判断题※知识点:判断题※试题难度:容易<br>隐性基因是不能表现出来的基因。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br>略</br>解析<br>略<br>※题型:判断题※知识点:判断题※试题难度:容易<br>生物体的所有细胞中染色体都是成对存在的。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br>略</br>解析<br>略<br>※题型:判断题※知识点:判断题※试题难度:容易<br>在青少年和儿童中,排在第一位的恶性肿瘤是白血病。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/DC6AA8F977A6AD0E087A133DBB9CCB84.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/8D8DE24EF516F2A9E587F7FE256DD421.png"><br><br>※题型:判断题※知识点:判断题※试题难度:较易<br>生男还是生女主要取决于母亲,与父亲无关。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/64F190BD40D5AC2FF6BD1D2E39936A16.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/E1934F71EEE1EE56838EC705FE08CC27.png"><br><br>※题型:判断题※知识点:判断题※试题难度:容易<br>生物产生的变异,对生物自身的生存都是有利的。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br>略</br>解析<br>略<br>※题型:判断题※知识点:判断题※试题难度:容易<br>青少年正处于生长发育的关键时期,不应该喝酒、抽烟。&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/DC6AA8F977A6AD0E087A133DBB9CCB84.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/89185F3AD7DD90FD258846482A6279BD.png"><br><br>※题型:判断题※知识点:判断题※试题难度:容易<br>近亲结婚可能使子女的遗传病患病率大大提高。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/DED5B726977026F8C84E6D605E63F9A5.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/14CC5D4DBB230F9157437F86B109FB44.png"><br><br>※题型:判断题※知识点:判断题※试题难度:容易<br>父母有耳垂,生下的子女一定有耳垂。&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;)<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/22D931BD65AA3D4739AB27763B3A4C13.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/AC0404461C2733DB917222A905BDC3EB.png"><br><br>※题型:判断题※知识点:判断题※试题难度:容易<br>控制传染源或切断传播途径,或保护易感人群,都可预防传染病的流行。(&nbsp;&nbsp;)<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/DC6AA8F977A6AD0E087A133DBB9CCB84.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/3C6B7A2FEECF618F9709310D9454E13D.png"><br><br>※题型:实验题※知识点:实验题※试题难度:容易<br>人们一年四季都受流感病毒攻击,不过,冬天的流感病例特别多,原因是冬天天气寒冷,风势强劲,人们易受寒,抵抗力减弱,病毒便乘虚而入,侵袭人们的呼吸系统。此外流感病毒会通过空气传播。<br>冬天,人们多半在室内活动,又因怕冷经常把窗户关闭,令空气不流通,病毒容易传播。另外,若温度低,呼吸道特别是鼻腔的黏膜分泌液不足,黏膜失去水分,表面干燥破裂,犹如平添了许多伤口,大大增加了被病毒感染的危险。目前世界公认的预防流感的有效方法是接种流感疫苗。(8分)<br>(1)流感传染性最强的时期是在<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><br>(2)接种的流感疫苗属于<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>,接种流感疫苗的目的是<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><br>(3)阅读上文可知流感传播的途径是<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>属于<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>传染病。<br>(4)从预防流感传染的措施上看,咳嗽或打喷嚏时用手帕捂住口鼻是为了<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>,平常注意室内通风是为了<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>,发现流感病人马上隔离是为了<u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>。<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/752D8620348982D01448D7C263E4D93C.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/3AD4FEACC4CDA132ACC1B612086E90B4.png"><br><br>※题型:实验题※知识点:实验题※试题难度:容易<br>小明家有爷爷、爸爸、妈妈和小明四口人,爷爷患有心脏病,妈妈时常会晕车,现在小明家准备去长途旅行。请你为小明设计一个旅行小药箱。(12分)<br>选择的用具及药品有:酒精、体温表、胃痛用药、创可贴、纱布、剪刀、止泻药、感冒药、红花油、碘酒、乘晕宁、硝酸甘油、烫伤膏。<br>器具:<br>内服药:<br>外用药<br>答案<br><img src="https://picture1.zhihuicn.com/Answer/2/9/72BB1C88921AA9575E90DEB8D2BD1CA8.png"><br>解析<br><img src="https://picture1.zhihuicn.com/Explain/2/9/60DA95496E23B396760293BC69C69441.png"><br><br>
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