admins 发表于 2021-8-18 22:31:23

2020-2021学年苏教版七年级上册生物课堂小测 3.5.3植物生长需要水和无机盐

※题型:单选题※知识点:单选题※试题难度:较易<br>与玉米根细胞吸水和失水有关的结构是(&nbsp;&nbsp;)<br>A.叶绿体&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.液泡&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.细胞壁&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.细胞膜<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2012/1fac51a82b98404891735cea3c0444b6/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2012/eaebbcb638e349aca0968deea8ca3b0b/EB7AE25839D596A4BA0A756DA27FB6BB.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>用盐腌菜,菜发生的变化是(&nbsp;)<br>A.细胞吸水,菜硬挺&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.细胞失水,菜硬挺<br>C.细胞吸水,菜软缩&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.细胞失水,菜软缩<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2012/b8084c9c0d0246a6b2e469606eaa4225/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2012/e7b6c5ed45374c9482671dce2b14e094/821F389044C412C173C2D33984C3A860.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>绿色植物的生活离不开水,对于水的作用下列叙述错误的是(&nbsp;&nbsp;&nbsp;)<br>A.水是细胞的重要组成成分<br>B.水为生命活动提供能量<br>C.水能溶解并运输物质<br>D.生命活动大多需要水的参与<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2018/5fee5f7b2e6d418c92be1bfd77862b6c/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2018/6301a97456d5486aafc00d557046deb0/BE6E24AD83F0334D7FB2A20EB9E5389A.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列关于无机盐的叙述中,不正确的是(&nbsp;&nbsp;)<br>A.无机盐是植物生长不可缺少的物质<br>B.植物缺氮肥,往往表现为叶色发黄、生长缓慢<br>C.无机盐中的微量元素也是植物生命活动不可缺少的<br>D.氮、磷、铁三大元素是植物所需的大量元素<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/b933c277b4db436aa27754d2d4160f5d/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/519c0435fbca4bbe97357656c76786f0/C3A9A08FF4941B3FBC9F98147DB66FE6.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>植物能从土壤中获得什么物质供应植物生长的需要(&nbsp;&nbsp;)<br>①水&nbsp;&nbsp;&nbsp;&nbsp;②有机物&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;③无机盐&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;④二氧化碳A.①②&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.①③&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.②③&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.①④<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/c0c9aedd45d844eaa34cda2712361990/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/80b63bec68f2472d8ee393abfe3834a6/2A85C010791490FED6DF7B2E3DB65FB2.png"><br><br>
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