甘肃省定西市陇西县2018-2019学年八年级上学期期中生物试卷
※题型：单选题※知识点：单选题※试题难度：中等<br>下列没有分化出口和肛门的动物是( )<br>A.乌贼 B.珊瑚虫 C.蜘蛛 D.蝗虫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/5dd7eafb7a864934a8a792a7536e3d5e/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/1095f100aea84c99adf0427e6282e7ce/D755B911F822EE91763E93C8B0B754C5.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列四组动物中,不属于软体动物的是( )<br>A.鲍鱼、牡蛎 B.海葵、海蜇 C.乌贼、鱿鱼 D.蜗牛、扇贝<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/0d2aba7fadfc493d8a28d1522e2b13f7/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d6eb54ed38864235a0def0c811dd1c9e/F3B2BCF4CB834B408182CD68F66050CD.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>与寄生生活相适应,蛔虫最发达的器官是( )<br>A.运动器官 B.消化器官 C.生殖器官 D.以上都是<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/2c49d8ccd9794489856f2f41fbe943ef/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/e2a368d46da74f38a8d226914e0a5e53/E4EEB5CBEE9A207EA60C2C700C889C43.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列有关蝗虫适于陆地生活的特征描述,不正确的是( )<br>A.体表具有外骨骼<br>B.身体分节,有三对足,两对翅<br>C.有三个单眼,仅能感光<br>D.具有适于在陆地进行呼吸的肺<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d3a36f1e2efc47d3a42ba0ffdeccf88b/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b06e8e31c10942bb8a5f5a5b3e0d05a2/799C8C96A97AF8C0C7766E380B701E42.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列都属于两栖动物的一组是( )<br>A.海龟、青蛙、鳄鱼 B.大鲵、海龟、青蛙<br>C.蟾蜍、大鲵、蝾螈 D.蟾蜍、海龟、大鲵<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/25e83cf72a2b4f66a57bc59e107597a9/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/c595ea9d4f2a4d05a0ef70c5bf3b3f46/2FE785C033692F9B35A927976ACD9A39.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>用手触摸蚯蚓的体表,感觉到体表有黏液,这有利于蚯蚓( )<br>A.适应水中生活 B.进行生殖<br>C.适应穴居 D.进行呼吸<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/83064141200646279b5315852b121141/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/2c986eda67594aa1bfc021ea7732e911/F434BE95BBD4CD232464A934022A218D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>成语“金蝉脱壳”中,“壳”指的是( )<br>A.外骨骼 B.角质层 C.贝壳 D.角质鳞片<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/838bfe8a88014d428fa25b84002219d4/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0d8df4c59c3d4344819439d86280d644/B52FC8E01D0FDE178A7062FF2ACAC6A1.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>蝙蝠像鸟一样可以在空中飞行,但不是鸟,它区别于鸟的主要特征是( )<br>A.体内有脊柱 B.胎生、哺乳 C.体温恒定 D.用肺呼吸<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/099b7325ee3a4498b48f2e4f30a9a793/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/71950b235dbd47fdb016b9a92966ddd3/ACD5114A175F6899EC1E68F84044A9F9.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>家鸽排便频繁的原因是( )<br>A.食量大 B.消化功能差<br>C.吸收功能差 D.直肠短,不能长时间储存粪便<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8220a82eab5c419e8f5110b7b2325344/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/eb349422c4b24e589c3e348a2404dc49/23FC7FF62C50266EF0826BD5DA96A827.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>无脊椎动物中种类最多,分布最广,数量最大的类群是( )<br>A.环节动物 B.腔肠动物 C.软体动物 D.节肢动物<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8ec45313c4c34664bf55488c2ddcae83/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/42dfffd0841a4e6ea305fa0fe11a41e4/A58B59CD4D61920876832E67072F065E.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>人在狂笑时若用力过猛,会出现上下颌不能合拢的现象,这是由于( )<br>A.关节头从关节窝脱出 B.关节头从关节囊中脱出<br>C.关节软骨发生病变 D.关节腔内有滑液<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e2f7969cd74d403d91913f13516c5c46/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9ae88e2840fb4caf961bca573043e9c3/3765A19D8A976F9B967C2D9527FC2ECB.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>鲫鱼是一种常见的淡水鱼类。关于“探究鲫鱼适应水中生活特征”的实验结论,正确的是( )<br>A.鲫鱼在水中用肺呼吸<br>B.鲫鱼主要靠眼感知水流方向和速度<br>C.鲫鱼游泳的动力主要来自胸鳍和腹鳍<br>D.鲫鱼身体呈纺锤形能减小游泳时水的阻力<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/783734ed4bde4d209a7b3461ff4ff70e/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/3f7807e896d842d4b6ec440f6365bdc4/4657C7E25E07AD284DD266C686D70646.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列属于先天性行为的一组是( )<br>A.蜘蛛结网、大雁南飞 B.老马识途、猫抓老鼠<br>C.鹦鹉学舌、公鸡报晓 D.黄牛耕地、孔雀开屏<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/cdcbe90003d04729af20649a456aabfc/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/3bdcbef11bd542dda37695c3c845fc05/D05D750B5C2B768D4789F10C79838DC3.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列动物行为不属于动物“通讯”的是( )<br>A.蚂蚁根据同伴的分泌物找到食物<br>B.长尾猴发现豹时会发出一种叫声<br>C.小动物闻到老虎气味纷纷逃避<br>D.乌鸦见到老鹰时大声呜叫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d860f63e9cdb40b7b60b2cafd1dac4b2/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9da440ffc6a04589a06a2b4b17bb3f5e/95A7D9EEF32EF8B909F87E3ED062873E.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列动物与特征对应正确的是( )<br>A.蜗牛——呼吸器官是肺<br>B.蝴蝶——身体和附肢都分节<br>C.水螅——身体呈两侧对称<br>D.蚯蚓——运动器官是足<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/f99a1c3142d64dfc8e91c4f1e48157cb/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/2b115261719a49119111e981a784019e/5BE70CC802123DE4BC99054FF12D5075.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列家兔的生理特点与其食性有关的是( )<br>A.身体被毛 B.盲肠特别发达<br>C.心脏分四腔 D.用肺呼吸<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d0d080f5bb2c40db94a779191ba26098/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/e06b4f2607594caebe98e2934f926cfa/555D90AFFD69E8673E61CEE9E891B2C6.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列属于动物社会行为的是( )<br>A.海葵和寄居蟹共生在一起<br>B.一片草地上生活着许多昆虫<br>C.昆虫、青蛙、蛇形成一条食物链<br>D.一只蚂蚁发现食物后,释放信息激素,使其他个体迅速聚集<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d62bd8ec03074a66ae471f8c087a5c18/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/3033078b730046a4823682a7beb7142e/BFF219E8C26E892442060DC2AEE53978.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>对“两栖动物”的正确理解是( )<br>①既能在水中生活又能在陆地生活的动物就是两栖动物②两栖动物是从水生开始向陆生生活过渡的一个类群③两栖动物的幼体生活在水中,成体可以生活在陆地上④两栖动物幼体用鳃呼吸,成体用肺呼吸,兼用皮肤辅助呼吸A.①②③ B.①③④ C.①②④ D.②③④<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d9fd7d07b4be43ae82a2a36905dec766/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/458854ca942043e089fd5f8ed5f77914/110461934602A262F7415101CB646C01.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>恒温动物比变温动物更有生存优势的原因在于( )<br>A.恒温动物耗氧少<br>B.恒温动物需要的食物少<br>C.恒温动物更适应环境的变化<br>D.恒温动物需要的能量少<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e4a19e74b64f49718db2dddd34c7fcda/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/48d05c11411e4591b86c921746aaa949/3EB20C4952342F7F4F6928292595E7D3.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列动物和人类的关系的说法,不正确的是( )<br>A.青蛙捕食农业害虫保护庄稼<br>B.虾蟹为人类提供动物蛋白<br>C.果蝇使水果腐烂,没有利用价值<br>D.蝗虫是农业害虫,造成粮食减产<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9abed5dadf8f4e348c0aa343316d0c72/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/5579c5f9c9744d2c9c8ebf0e97219237/262C29C50759FD00AE518DC604086297.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>腔肠动物和扁形动物的共同特征是:<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8e60099f8fa84b77a499c0af6fc29012/E73A4F12F8270BAF2B907D1539C7E024.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8b80a2f0d0cd426282bf389b0a3355c7/08B34AA018794F26956FA5F1A030AD44.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>蛔虫是常见的<br>动物;乌贼俗称墨鱼,但不是鱼,而是属于<br>动物。鳄鱼和娃娃鱼分别是<br>动物和<br>动物。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/bc4b11a93cf04bfca6c557eb2ec452ac/E6B5A7A413583F35CE807E95533D3EB2.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b16cafeebf154a1dad2e2566816baacf/9D59DC10EA55439E275E546944742957.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>鱼在水中通过<br>和<br>的摆动以及<br>的协调作用游泳。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/22ab4b2652ef449fa11e89f43ec45131/AC780F55E9F4ABF15B2BB07507BF1A4C.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0141c8b4512f477c9d33f3cb2e4edecd/9A20CEFE916B7E61848DD97A20EE9718.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>人们将动物按有无脊柱分为<br>动物和<br>动物。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/c0d1548016b64149adc1b83df77576e8/CEEC286A33B646359B7CE0FF91E20D5F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/a2172b1e24c247c3a024819422081d58/A2288671A95A24C6AD04237332FB7772.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>哺乳动物的运动系统由<br>和<br>组成。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/b6df042c30ca4b93a2869cbf9abd1234/FE999AA62DC2C2F29BA860F6663933BA.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/382849690e6d4f9db28d5f688e1a9388/F292DBDEFECC4D6639DEF57EC15CB18B.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>在生态系统中,生物的种类、各种生物的数量和所占的比例总是维持在相对稳定的状态,这种现象就叫做<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9a514926fc1e43af89d21442f2b266fa/DECC7B43886AB65BA6EA8BBCF640C5C8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d0d25d3089564ad184269a86d74546c6/1752CB488A75CF1FADB2AE132562DC65.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>哺乳动物狼的牙齿有<br>、<br>和<br>的分化。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9255a62504b64f9f820be571b22e8b68/A123903918E6E78598DB3E4B614184A9.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/cecab139fc394ced920e3dc4fe9ecffd/B3918538EE4335A4E5CFB581268D167D.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>自然界中只有<br>和<br>两类动物可以通过自身的调节而维持体温的恒定,属于<br>动物。<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/89a51947383e4c23a07cf5b3466e8eae/C8ADDB1AC1F1FFF865E9EADF95F372F0.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8ad159797e8c4008a173b7707619d8b7/C80FC90DFB36509CAF30AAA3088B0969.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>线形动物和环节动物的身体,都是两侧对称的。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/70ae2b909fe046319d8b09f150c04422/1571767E7D00EDF0367E5DB18F5CF334.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/cf2b2d8d64334eb4adc9af567d6ae604/4CD3B914A3CE52AD349BF1A4DB0C3E55.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>没有动物,生态系统的物质循环就无法进行。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/97819f310f2a4599857669907b3d0650/1BF6542C45D8F9CAF60E902F8E776A20.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/56a83bee2d73459892450483c2d3306f/064627D515DED48A3B71C04B4C6A8067.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>昆虫是无脊椎动物中唯一能飞行的动物。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8ec1811d10584452a59167ddd3a66562/1571767E7D00EDF0367E5DB18F5CF334.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/83604cd999b5450ba4a787dd60010789/4A9004DF1B5FF81D82342F7D17303FCA.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>从环节动物开始,动物的身体有了分节现象。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9f138e98c90b4ea8a39e55787947dc09/1571767E7D00EDF0367E5DB18F5CF334.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b137e844572641d5be6d5cf5b7a3606e/A34EB285C1D62C1CD437BB618B49217B.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>有的两栖动物终生生活在水中。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/5d13acca06984dd1ae3e267b10131bbf/1571767E7D00EDF0367E5DB18F5CF334.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d3e2666fb2d84784b1b74f38bf2d1c80/B2F709B30DD4CD16D8F4F591216E7C08.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>蚯蚓既能适应环境,也能通过疏松土壤、排出粪便而影响环境。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/202bee0fbff443cfb6c352070f9c14b0/1571767E7D00EDF0367E5DB18F5CF334.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/58b39b22879d45a6b0f02df1172cb4e1/9EAC50CF497A5290B08B54916BBFBB92.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>哺乳动物的大脑发达,能对复杂多变的环境及时做出反应。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/1943b855416240b4b5ce8f895790b7c6/1571767E7D00EDF0367E5DB18F5CF334.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0a2b40bb16a44fb4bc62e55038d42e36/8DB72759F1D11250EA703F93EC7AF310.png"><br><br>※题型：判断题※知识点：判断题※试题难度：中等<br>具有社会行为的动物群体中,往往是年长者为“首领”。<br>_<br>____<br>。(判断对错)<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/39b1551de0bf4e9ebb33c976ec608779/1BF6542C45D8F9CAF60E902F8E776A20.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/fa49d6b9b5f1488e972001fb5ab7c196/67CE2DFFEF8B261AC96358B4F5CCFC78.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>如图是鸟体内的气囊分布示意图,请分析回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/10/22/A8A596CC29845C1E9CEC4C178A46737C.png"><br>1.请据图写出结构名称:,,。<br>2.鸟的身体呈,前肢变成,有利于飞行。<br>3.鸟的发达,附着在胸骨上,能为飞行提供强大的动力。<br>4.鸟的呼吸作用旺盛,具有与肺相通的,呼吸方式为。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/6301e05b94f243fbb9d6261da7f807f9/1EB871A46E71ABF1E0130EB5FDDC4343.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/693ec65e822f40b8a72fe2f7992b3c9a/D30409713ADB747777BC89ECBDBE714A.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>如图是人体上臂的两种肌群协调活动的示意图,请分析回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/10/22/35A4AF7AA10BC8E34E393DFFE3240013.png"><br>1.图中的1表示,2表示。两块肌肉一般都是收缩和舒张,因而可以很好的完成动作和动作。<br>2.由图看出,人体任何一个动作的完成,至少需要组肌肉协调配合活动。完成动作的时候,常常是一组肌肉,而另一组肌肉。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e92ba67c712e428281e2ec754b854e95/81CA157CBF5F103C53453C22295A0B70.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/13f5af480b5d4756b4c02d2e63ac96d6/D0ABA99471436BE3B3F716625B81FC88.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>小<br>明观察<br>了黄蜂的繁殖:请分析回答:<br>当黄蜂交尾后,雌黄蜂在沙土中挖一个穴道,穴道末端扩展成小室,然后,雌黄蜂飞出去捕获毛虫或蜘蛛,用其尾部<br>的刺将猎物<br>麻醉后带回穴道内的小室。随后雌黄蜂在每个巢室内产下一枚卵,并将穴口用沙土封闭后飞走,由卵孵化出的幼虫即以亲代储存的猎获物为食,直至发育成成虫后,才挖开洞口,从穴道中爬出来。子代黄蜂未见过其亲代如何完成这些程序的,但它发育到一定时候却能重复亲代所完成的同样程序。<br>1.黄蜂的繁殖行为是行为,判断的依据是。<br>2.小明还观察了一窝蜜蜂,发现蜜蜂有明确的分工,有一只蜂王,少量雄蜂和大量的工蜂,这说明蜜蜂是具有行为的昆虫;小明还发现,当一只工蜂找到了蜜源后,会跳起“8”字舞招来伙伴,这说明蜜蜂群体中存在着。<br>3.小明研究黄蜂和蜜蜂行为的方法,属于。<br>4.在蚯蚓走迷宫的试验中的“”也是常见的一种学习行为。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/b851a443bd4c43528634010293909465/5A9DE67E91DF2D90338526CE301778BA.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/fc0c76bce1eb47eebdb61bd0dcb1ae55/5B8E7DDFE717330FB45315D71910E944.png"><br><br>
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