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admins 发表于 2021-8-18 22:44:10

2020-2021学年生物北师大版八年级下册随堂检测（8）生物的生存依赖一定的环境

※题型：单选题※知识点：单选题※试题难度：中等<br>“稻花香里说丰年,听取蛙声一片。”下列属于影响水稻的生物因素是(&nbsp;)<br>A.阳光&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.温度&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.青蛙&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.水分<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/8aab18b788f44781a21e5de7fc9833bb/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/2b6e456bf108414b8e400a4dd7eb3f9d/D83F088CFA1D20A80127D7115122E21D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>如图的动物③与动物②之间的关系是(&nbsp;)<img src="https://picture2.zhihuicn.com/testImage/2/2020/9/28/119A3F11A2AC5E4C7F401EDABB9A192B.png"><br>A.捕食&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.竞争&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.合作&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.互不影响<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/5aff94799ced453198a063fab27a7299/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/1ea5aaf443ad41c0bdeb1df490f2d540/81743FD12E486ECFC57E9B30C93CDF1C.png"><br><br>

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