admins 发表于 2021-8-18 22:52:30

2021-2022学年人教版生物七年级上学期单元诊断性测试卷(3)细胞怎样构成生物体

※题型:单选题※知识点:单选题※试题难度:中等<br>多细胞生物体由小长大,是细胞生长、分裂和分化的结果。下列与之相关的叙述,不正确的是(&nbsp;&nbsp;&nbsp;)<br>A.细胞生长使细胞体积增大<br>B.细胞分裂使细胞数目增多<br>C.细胞分化形成了各种组织<br>D.细胞分化使细胞中的遗传物质发生改变<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/001cc1f40f9f4402bf551ef033c5446a/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/b16c6f211f6c4709adac604313a5165a/343884915E8D869A770BB19A87363878.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>人们观看健美运动员的展示时,运动员身体某处多次产生隆起是由于(&nbsp;)<br>A.肌肉组织具有收缩功能<br>B.肌肉组织具有产生兴奋并传导兴奋的功能<br>C.上皮组织具有分泌功能<br>D.上皮组织具有保护功能<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/6dd051b0011d41ccb5ae2d97d3637b5f/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/f8372163b84a488fa4b9cf8bea98ebe5/D9FF1D546D4BD55EDE2134750AF56458.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>从结构层次看,下列属于器官的是(&nbsp;&nbsp;)<br>A.人体口腔上皮&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.人体血管内的血液<br>C.西红柿果实&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.西红柿果肉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/2298334db332406ba416f413e49c8193/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/e46187c187cb48c9bb58a2b7c3452ebc/56440B6AD9C3A4A788429CF28C05592C.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列关于一株番茄和一头牛的叙述,正确的是(&nbsp;&nbsp;)<br>A.它们的结构层次都是细胞→组织→器官→系统→个体<br>B.牛是由一个细胞(受精卵)发育而来<br>C.番茄不是由一个细胞(受精卵)发育而来,是由种子发育而来<br>D.番茄的果实不是器官而牛的心脏是器官<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e4238481d74b4de598e88095c898f099/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8b075b4230594d489eea370782e65399/9B340C72DA68ECE344687918A521E3E5.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>吃桔子时,剥掉的桔子皮主要由哪种组织构成(&nbsp;&nbsp;)<br>A.保护组织&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.输导组织&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.营养组织&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.分生组织<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/9177045836234cfba90e74d40c5ebaef/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8351dc99a6a74087b2ccbadbf2486d10/942C8F8FABF6EEC39DEFB2324DC2047D.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>下列各图为植物的某一部分,属于植物的营养器官的是(&nbsp;)<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/13/31E8DE9C06CFCB87ABE0D41E2E915119.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/13/320E0C01B31C2A67E4CF28FB5A164EA3.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/13/0D8EF9FB891FD5F4CC72427E2945B00A.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/13/9D332C9AABA34E53CCE23D80AF3DCF0B.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/884dbf4b9ba2424e8c8e08ff0d709ad5/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/2e150dab5a2c4bb0b79bb63499e0ef56/AD81DE7A1670E71EE915CAA3F6F7693D.png"><br><br>
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