6.3化学与农业生产—2021-2022学年化学鲁教版（五四制）九年级全一册随堂小测
※题型：单选题※知识点：单选题※试题难度：中等<br>下列是农业生产中的一些思路,你认为错误的是( )<br>A.将农家肥和化肥综合使用,以提高生产效益<br>B.禁止就地焚烧农作物秸秆,应回收用于制沼气等<br>C.农药能保护农作物但本身有毒,应按规定合理施用<br>D.熟石灰和碳铵(<img src="https://picture2.zhihuicn.com/testImage/2/2019/7/15/9657CD6677A8B536DA52BF72946AF00F.png"><br>)混合施用,既能改良酸性土壤又能提高土壤肥力<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2019/36a9e1f3d2e8405ea785f8e265de3350/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2019/9e1b442047084f00be4e55a4f5d05b3b/C1F43BB0B8FB1E260D32E94F7DFD4364.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>草木灰能促进作物生长、增强抗病虫害和抗倒伏能力,其主要成分是<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/28/5B8D38F2053ED42E3CF96259C61F9F65.png"><br>。<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/28/5B8D38F2053ED42E3CF96259C61F9F65.png"><br>属于( )<br>A.钾肥 B.磷肥 C.氮肥 D.复合肥<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/53bde70d42714d94a661c80d0d5ea9e0/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br>略<br>※题型：单选题※知识点：单选题※试题难度：容易<br>化肥对提高农作物的产量具有重要作用。下列化肥中,属于复合肥的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/23/128F55B144935C78E07F02CFC2D09193.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/23/F36AE39A864A1C568595485F2D2C61E5.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/23/5B8D38F2053ED42E3CF96259C61F9F65.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/23/2C99E65DA0F2DAE2B5001FEE0B20F410.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/5f79ee11ec4a49c6bfa0e6196288cc7a/E7F0EDF83F40244C8F0C84B97471AED6.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>下列关于化肥的说法不正确的是( )<br>A.化肥对提高农作物的产量具有重要作用<br>B.氯化钾(<img src="https://picture2.zhihuicn.com/testImage/2/2018/6/26/BF45A0427DE59E00361E360257DB793E.png"><br>)和磷酸氢二铵[<img src="https://picture2.zhihuicn.com/testImage/2/2018/6/26/B460EFC9FB23F9811C0E60B31C298EAC.png"><br>]都属于复合肥料<br>C.铵态氮肥与熟石灰混合研磨后能嗅到刺激性气味<br>D.化肥的过度使用会造成土壤酸化,可用熟石灰改良<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2018/29044bf76d0d4d0cb496019c4b57c2df/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2018/4c0de453519043cd952cc3d7b5437a6e/722A6AE7527005D5B4C22BAE39BAF0CD.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列有关化肥、农药说法错误的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/3/29/2F495956A1443FF17BCAF79D1A432E61.png"><br>都属于复合肥<br>B.尿素<img src="https://picture2.zhihuicn.com/testImage/2/2021/3/29/1C91E40014C0DC46C6E4D713301BE903.png"><br>不能和碱性物质混合使用<br>C.化肥、农药使用不当,会对人畜和庄稼产生危害<br>D.碳酸氢铵常温能分解,应该密封保存在阴凉地方<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/547eac2740e946d39d5a9be7b0388e77/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br>略<br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列有关农药的叙述中不正确的是( )<br>A.施用农药是最重要的作物保护手段<br>B.农药施用后,会通过农作物、农产品等发生转移<br>C.农药本身有毒,应该禁止施用农药<br>D.为了减少污染,应根据作物、虫害和农药的特点按规定合理施用农药<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/a371900e06264bafa16a74bcc60c4f41/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/11201b07539c4c729942a7316f451cae/4F88D930BA14284DEFE28D3477AC78E5.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>某蔬菜大棚中的蔬菜生长迟缓,菜农购买如图所示的化肥。该化肥属于<br>_<br>______<br>肥,其中所含尿素的质量分数不少于<br>_<br>______<br>(精确至<br>0.1%<br>)。<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/1/7/ED1385EDCEBAA58C1B96B0FF353FED16.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/9e9b007f04ab49eab059a8073380fbff/02924B9AC5B0FBD681D565611C697EBE.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/a2e3b55fc5904a09b48025b7076b8d7a/BC17E1CA0A7559ADBC50A0FB3C66E014.png"><br><br>
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