admins 发表于 2021-8-18 22:41:13

2020-2021学年生物人教版八年级下册随堂检测（2）昆虫的生殖和发育

※题型：单选题※知识点：单选题※试题难度：中等<br>“悠悠文明史,漫漫丝绸路”。我国养蚕缫丝历史悠久。蚕丝来自家蚕哪一发育阶段(&nbsp;)<br>A.卵&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.幼虫&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.蛹&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.成虫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/7de91e2f59814880810a5ea0e3ca2161/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/76b3b2b2cad1421980b20fe38fe05321/F69448A2FF98C3BEFBBE48B28E6041C2.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>“破茧成蝶”描述了蝴蝶的(&nbsp;)<br>A.有性生殖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.蜕皮现象&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.变异现象&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.变态发育<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/71493bc3e7904fe5a2ab466fbc48d011/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d3fb84a0caff4fa1917accd11d2df9f6/A0C0B06F3664BBB1E71B00B304B29AC0.png"><br><br>
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