admins 发表于 2021-8-18 22:39:18

2020-2021学年七年级生物人教版寒假提前学(1)人类的起源和发展

※题型:单选题※知识点:单选题※试题难度:较易<br>在东非大裂谷地区,导致部分森林古猿不得不下地生活的直接原因是(&nbsp;)<br>A.地面食物丰富&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.扩大生活范围<br>C.树上天敌增加&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.森林大量消失<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/d2ecc7024cfb4f6da5d684240a54cbb4/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/6925a56595684fadaaac2c26bb0cdf55/D2F56A907634FACAF15C01E4AB8E1E7F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下图的石块中,哪一块可能是古人类制造的捕猎工具(&nbsp;&nbsp;)<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/21/A3D35A3F67E871B9E7E0E348ECB2A3A6.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/21/3A639DBC9D5A4A7A673ADAF4AA898221.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/21/C73589D9640BE163D220B3FA1EFA2B37.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/21/64DD5B8BB98736BCCFAA32F15C8DFA3A.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/3a1cbf3adb2a4c68921e01a73b1dac5c/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0cebcc8239dc4493be94c8d25a780883/46ECBA3DFFBBB676DD07BA7A2E40E1CC.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>在进化过程中,人的下列各项变化是最显著的变化之一的是(&nbsp;&nbsp;)<br>A.后肢粗壮&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.奔跑加快&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.群居生活&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.脑容量增加<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8434782ff1374355948866bc00079f70/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/e0d0d0294aa440d1a4d9195c7c1ae4f3/3B413F38941086DA3CCDA3BB62CE18D3.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>从猿进化到人的最直接证据是(&nbsp;)<br>A.解剖证据&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.胚胎发育的证据<br>C.古人类化石&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.结构方面的证据<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/b71182e15bde4d60a22d6cd76483a253/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/4d3a4205098246ea81ec7e5a72108f39/34E83A5E23A5614D5902B09818CFCD1C.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>如图是人类进化与发展的示意图,据图回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/9/17/7ECB5DA3EAC67AD600D4897756576ABC.png"><br>1.从图中可以看出,在古猿向人类进化的过程中,第一步最重要的变化是。<br>2.为了在地上捕猎到足够的食物,古人类开始,从而大大提高了捕猎的效率。这一点,也使得人与动物有了本质的区别。<br>3.从图中可以看出,人类使用的工具越来越复杂,其重要原因是工具的使用促进了的发展。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/c307894719704cf8b8646ca571419187/11170C22DD618AA56C7ABCC73616ADC1.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/bfd94105dda64228816f08d2e6ae17c1/369E87F3556E0A2978BB559883E46971.png"><br><br>
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