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某同学在探究种子萌�的外界条件时设计了如下实验取40粒同样的绿豆种子分成四等份在四个同样大小洁净的空瓶上分别贴上写有1234的标签 Template






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tomski某同学在探究种子萌�的外界条件时设计了如下实验取40粒同样的绿豆种子分成四等份在四个同样大小洁净的空瓶上分别贴上写有1234的标签 coloring
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某生物兴趣小组想探究种子萌所需的外界条件于是选用一定数量同一品种的具有萌能力的菜豆种子用四个锥形瓶做了正确的探究实验请回答问题 sketch template
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某同学在探究种子萌的外界条件时设计了如下实验取40粒同样的绿豆种子分成四等份在四个同样大小洁净的空瓶上分别贴上写有1234的标签 sketch template
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某同学在探究种子萌的外界环境条件时设计了如下实验取40粒同样的绿豆种子分成4等份在4个同样大小的洁净的空罐头瓶上分别贴上写有12 sketch template
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题目区某校的同学为探究种子的结构和萌做了一系列的实验实验一探究影响种子萌的环境条件在实验中选取四个干净的锥形瓶编号为甲 sketch template
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为了探究绿色植物和种子的生活动，某兴趣小组的同学设计并进行以下实验，以下有关说法错误的是（） A利用甲装置可探究光合作用的原料是二氧化碳 sketch template
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下表为某同学在探究“种子萌的环境条件 时的部分操作他所探究的条件是罐头瓶实验材料处理环境浸水的棉花 干燥的玉米种子拧紧瓶盖室温干燥的 sketch template
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某生物兴趣小组的同学做了“探究玉米种子萌的环境条件 实验在甲乙丙丁四个烧杯中分别放等量的棉花再将相同数量的玉米种子放在上面在不同 sketch template
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图甲是探究种子萌的实验装置图乙为种子结构及植株图示．请分析回答以下问题1某同学利用图甲装置探究菜豆种子萌的条件．其环境温度为25 sketch template
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实验分析某同学在探究种子萌的外界条件时设计了如下实验取40粒同样的绿豆种子分成4等份在四个同样大小的洁净的空罐头瓶上分别贴上写有1 sketch template
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某同学在学习了“种子萌的外界条件 后设计了10套实验装置每套装置如甲图所示将三粒大豆种子用细绳系在玻璃棒上放在盛有清水的烧杯中．请 sketch template
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某同学为探究黄豆种子萌所需的外界条件设计了如图甲乙丙三组实验据此回答问题1乙与甲比较实验变量是 2丙瓶内的种子萌的 sketch template
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7． 为了研究种子萌所需的条件某同学设计了如图实验并把它们放置在温暖的地方请分析 A种子 萌B种子 萌C种子 萌 sketch template
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图为某同学设计的探究种子萌的实验．在AB两个烧杯中分别放入等量的清水在两根相同的玻璃棒上各捆上3完整的大豆种子并分别编号．将甲烧杯放 sketch template
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某兴趣小组同学设计了如图所示的“探究豌豆种子萌所需的外界条件 的实验种子萌的内部条件已具备1该实验中能够萌的是种子 2 sketch template
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在“探究种子萌的外界条件 的实验中用相同的三粒菜豆种子进行如右图所示的处理并把实验装置放在20℃左右的环境中．几天后最有可能萌的是 sketch template
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题目根据下列资料回答问题资料一某同学在探究种子萌的外界条件时设计了如下实验取50粒同样的菜豆种子分成5等份在5个同样大小的洁净 sketch template
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某同学学习了“种子萌的外界条件 后自己动手设计了一个实验．他将三粒大豆种子用细绳系在玻璃棒上放在盛有水的烧杯中实验装置如图所示．请回答 sketch template
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17．下列图示是某同学在复习绿色植物的一生时绘制和设计的实验探究图示请据图回答1图中组成菜豆种子胚的结构是1234与菜豆种子 sketch template
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某兴趣小组的同学要测定种子的芽率他们给种子萌提供的必要外界条件是充足的 适量的 适宜的 缺其中任何一个外界条件种子都不能萌 sketch template
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题目某兴趣小组同学设计了如图所示的“探究豌豆种子萌所需的外界条件 的实验种子萌的内部条件已具备请分析回答 1该实验中能够 sketch template
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某校生物兴趣小组在探究“种子萌所需要的外界条件 时做了如下实验1提出问题水对种子的萌是否有影响2作出假设 3设计实验 sketch template
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题目区某校的同学为探究种子的结构和萌做了一系列的实验实验一探究影响种子萌的环境条件在实验中选取四个干净的锥形瓶编号为甲 sketch template
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如图是某同学对种子萌所需外界条件的探究请分析回答．1在A装置中1号种子和2号种子相比所处环境的不同点是水水2号种子和3号种子相比 sketch template
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某校生物兴趣小组在探究“种子萌所需要的外界条件 时做了如下实验1提出问题水对种子的萌是否有影响2作出假设 3设计实验 sketch template
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某兴趣小组同学设计了如图所示的“探究豌豆种子萌所需的外界条件 的实验种子萌的内部条件已具备1该实验中能够萌的是种子 2 sketch template
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某校生物兴趣小组为了探究影响种子萌的因素利用玉米种子进行实验将若干粒玉米种子随机分成四等份分别放在底部铺有棉花的四个广口瓶中在不同 sketch template
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图为某同学设计的探究种子萌的实验．在AB两个烧杯中分别放入等量的清水在两根相同的玻璃棒上各捆上3完整的大豆种子并分别编号．将甲烧杯放 sketch template
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某同学探究种子萌条件的实验步骤是将小麦种子分为等量的两组给予适宜的水分温度和空气等条件一组放在阳光下另一组放在暗环境里．该同学所 sketch template
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小明同学要探究“种子的萌需要水分 ．在设计对照实验时甲乙两组实验除一个条件不同外其他条件都应相同．不同的条件是 A．甲用20粒种子 sketch template
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某同学学习了“种子萌的外界条件 后自己动手设计了一个实验．他将三粒大豆种子用细绳系在玻璃棒上放在盛有水的烧杯中实验装置如图所示．请回答 sketch template
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某同学在学习了“种子萌的外界条件 后设计了10套实验装置每套装置如甲图所示将三粒大豆种子用细绳系在玻璃棒上放在盛有清水的烧杯中．请 sketch template
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某同学在探究通过导体的电流与其两端电压的关系时根据记录的实验数据画出了如图所示的图象．根据图象下列说法中错误的是A将甲乙两导体串联后 sketch template
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小明同学要探究“种子的萌需要水分 ．在设计对照实验时甲乙两组实验除一个条件不同外其他条件都应相同．不同的条件是 A．甲用20粒种子 sketch template
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8．小明同学要探究“种子的萌需要水分 ．在设计对照实验时甲乙两组实验除一个条件不同外其他条件都应相同．不同的条件是 A．甲用20粒 sketch template
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在“探究水对种子萌的影响 时AB两组同学分别进行了实验设计主要实验设计如图所示1本实验的变量是 ．2你认为AB两组同学的 sketch template