2020-2021学年生物北师大版七年级上册期末复习提分训练：3.细胞
※题型：单选题※知识点：单选题※试题难度：中等<br>如图是显微镜结构图,下列叙述正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/12/1966E24426B07931D24C631D635381EF.png"><br>A.光线暗时须用⑦的平面对光<br>B.使用②转换不同倍数的物镜<br>C.转动⑥可使物像变得清晰<br>D.能放大物像结构的是③④<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/239e3ee0c80c4b9497637cb684083846/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0dc0d1d028ea4c4f83705a9d4ea9d63e/2F64E5EC1F5D8677D9AF7F306D3508F2.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>图甲、乙分别是黄瓜果肉细胞和口腔上皮细胞结构模式图,下列有关叙述中错误的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2019/6/28/27E00707C9EB06DF14E09DBEF5D7D333.png"><br>A.与乙相比,甲特有的结构是①细胞壁、③叶绿体、⑤液泡<br>B.甲的⑤内细胞液中溶解着多种物质<br>C.甲的①能保护和控制物质进出<br>D.甲、乙都具有的能量转换器是⑦线粒体<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/ec3f6533b80f498db8cb35ffaad83a81/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/d67ff9f9d28047d983d19866340bfa86/E817CB2B7E2CE51C09D8AEFC7044F40C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>如图为显微镜下观察到的4个视野,其中表示洋葱鳞片叶表皮细胞的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/9/95F493A04509E11AE28DA6E4BE933BD5.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/9/A0572ED35E3642F93BE07BA8A1BE58DA.jpeg"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/9/8E75ADD2B6C09C8C8FBC2C040C3731C8.jpeg"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/9/9B3616EB4998A59A20C5A8820AA672AB.jpeg"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/32ac870c43bb4638a6b233ba95c5e5d1/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d8d8e125be144db5984ee779b871c9b2/31DB600BA158DDA8AFA0BFA58AEC6B6F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下图是小磊用洋葱根尖细胞制作临时装片观察细胞的分裂过程后绘制的示意图,分裂顺序正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2020/7/31/8BAAC9576A28750B7AC753F6D921F4F2.png"><br>A.甲→乙→丙→丁 B.甲→丙→丁→乙<br>C.丁→乙→甲→丙 D.甲→丙→乙→丁<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/35cbcba594e6493b90949bf847357430/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/30ee581e28a442efaf09d939bd4c5d2c/4C6CD38E7D8ACDB5506BF3D2E44FE0E7.png"><br><br>
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