2020-2021学年八年级生物上册北师大版同步课时作业5.17.2我国的动物资源及保护
※题型：单选题※知识点：单选题※试题难度：中等<br>下列属于我国珍稀的爬行动物的是( )<br>A.大熊猫 B.扬子鳄 C.褐马鸡 D.扭角羚<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/1541393125214785920c156ae739e039/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/85965c0960814635920712266953a1ec/D7CE9247E066A3D1C126657221C0BCA2.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>我国特有的珍稀的爬行动物和哺乳动物分别是( )<br>A.藏羚羊、大熊猫 B.大熊猫、朱鹮<br>C.朱鹮、扬子鳄 D.扬子鳄、大熊猫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/01dff2229707479f80653c7e694bc685/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/013c91ff5a514fe08d602c8a951cfeee/A70E53DCDAFE43E2DBCA0294B75887A4.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>残存于长江下游,具有“活化石”之称的国家一级保护动物是( )<br>A.白鳍豚 B.熊猫 C.扬子鳄 D.金丝猴<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/365a32c669b44559b6c517fa44e57185/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/0041006e1f2048eaaac81b55ad5877f8/BF0E05BDE40FB8D5868173DB7E346840.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>我国特产的目前处于灭绝边缘的哺乳动物(称为国宝)和栖息在溪水中的爬行动物分别是( )<br>A.鲸、儒艮 B.大熊猫、扬子鳄<br>C.小熊猫、野驴 D.褐马鸡、中华鲟<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/4bab9ed4c56d4ed2a33e7939fa83a2e6/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/874261179c88444bb00803cb72903baf/F03E25731EA0E49DFF553FA1530760E8.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>在我国境内,已经绝迹的动物有( )<br>A.大熊猫、黑熊 B.野骆驼、由鳍豚<br>C.野骆驼、华南虎 D.新疆虎、野马<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/29752b33007d4809804697a3915e2665/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/e959d9297b994cacaf8174816d565f1c/9D8AFD1D22AB96F8C97409DDA542E23D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>造成野生动植物濒危和灭绝的最主要原因是( )<br>A.人类对野生动植物资源的适度开发和利用<br>B.物种退化<br>C.人类过度的狩猎或不合理采伐<br>D.自然选择<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/52e29e84fab34868ae43992f02332d04/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/e595b591a3ed4c6cad5d0c4e3a97d6c6/DAB033D6E5BDF45007D486741693959E.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列不是生物多样性保护措施的是( )<br>A.建立自然保护区 B.建立种质库<br>C.制作标本 D.颁布、实施相关法律<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2018/f5671f8da21d44c085a64e42e7205b1d/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2018/82f2e6b4a00246449d11f04fd17d8b93/21126821335A0A870394BEA0FE67B8B6.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>保护生物多样性最有效的措施是( )<br>A.依法保护 B.易地保护<br>C.建立自然保护区 D.建立种质库<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/4ecc3ebadcc246048ec378db933e19a8/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/00655e8bd48b48018a6b70320ee434ce/76733959D5E354B0CEDDF30AEAB8133C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>当你遇到受伤无法飞行的鸟时,你认为最好应当( )<br>A.立即把它放回大自然<br>B.把它带回家养着观赏<br>C.把它抓去卖钱<br>D.给它治疗、饲养,待伤好后放回大自然<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2018/86edfb9f894642d19c5c4c601ad80b51/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2018/d5fedfc986c14881a4e12b98e1b89baa/AECEDE5156EC7D9E77D1025E27758D6E.png"><br><br>
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