3．如图是某同学设计的“探究种子萌�的环境条件 的实验装置示意图经过一段时间后只有2号种子萌�了请根据图回答下列有关问题1图a中1 Sketch Coloring Page

3．如图是某同学设计的“探究种子萌�的环境条件 的实验装置示意图经过一段时间后只有2号种子萌�了请根据图回答下列有关问题1图a中1 Template

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tomski3．如图是某同学设计的“探究种子萌�的环境条件 的实验装置示意图经过一段时间后只有2号种子萌�了请根据图回答下列有关问题1图a中1 coloring

3．如图是某同学设计的“探究种子萌�的环境条件 的实验装置示意图经过一段时间后只有2号种子萌�了请根据图回答下列有关问题1图A中1 sketch template

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

3．如图是某同学设计的探究种子萌�所需外界条件的实验．选取六粒大小相�结构完整饱满的菜豆种子进行如图所示的操作将甲烧杯放在25℃的房间 sketch template

为了研究种子萌�所需的条件某同学设计了如下三个实验并把它们置于阳光下请回答下列问题 �要证明种子萌�需要水应比较哪两个装置 sketch template

如图是李明同学所做的“探究种子萌�的条件 的实验图据图作答1将A装置置于温暖的环境中B装置置于寒冷的环境中其中 号种子能够萌� sketch template

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

题目为探究种子萌�的条件某同学设计了如下实验在两个玻璃杯中不同位置固定滤�在每张滤�上放10粒大小相同的绿豆种子加入凉开水至中间的 sketch template

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

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

3．如图是某同学设计的“探究种子萌�的环境条件 的实验装置示意图经过一段时间后只有2号种子萌�了请根据图回答下列有关问题1图A中1 sketch template

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

如图是某实验小组的同学探究种子萌�的环境条件的实验装置示意图一段时间后这几粒种子均未萌�．请分析回答问题．1若要种子萌�需满足的环境 sketch template

10．如图所示是某生物兴趣小组的同学做了“探究种子萌�的环境条件 实验据图回答1本探究实验中2号种子能萌�．25号种子在什么环境 sketch template

7．如图是某同学设计的探究植物蒸腾作用的实验装置示意图请据图回答1该实验的实验变量是叶片的数量．2图中AC构成对照实验探究蒸腾 sketch template

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

如图是李明同学所做的“探究种子萌�的条件 的实验图据图作答1将A装置置于温暖的环境中B装置置于寒冷的环境中其中 号种子能够萌� sketch template

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

如图是某同学设计的“探究酵母菌的�吸方式 实验装置图1234号试管加入适量水后再滴加2滴溴麝香草酚蓝溶液用来鉴定CO2．对此实验的 sketch template

如图为某同学设计的探究种子萌�的外界条件的实验．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颗同种的种子并分别编号 sketch template

为了探究酸碱中和反应中是否放热某同学设计了如图所示的实验装置． 1请你分析这个实验的不足之处认为应该如何改进 2改进试验后观察 sketch template

如图某同学设计的无土栽培实验甲试管内盛的是土壤浸出液乙试管装的是等量的池塘水丙试管装的是等量的蒸馏水三株幼苗最初长势相同运用所学的 sketch template

题目图一是某同学设计的一组实验在两个大小相似的萝卜中各挖一个大小相等的洞�甲乙萝卜的洞中分别注入等量的清水和浓盐水各用一个装有玻璃 sketch template

题目生物选修1生物技术实践下图是某同学设计的茉莉油的提取实验图甲是实验流程图乙是茉莉油提取的实验装置请回答1该同学 sketch template

19．下图是某同学设计的探究反应热效应的观察装置 其操作顺序是 �按图所示将实验装置连接好 �在U型管内加入�量红墨水溶液打开T型管 sketch template

如图为某化学实验小组同学设计的制取氧气及探究可燃物燃烧条件的实验装置图．请回答下列问题1锥形瓶中�生反应的化学方程式为收集氧气可采用 sketch template

如图是某同学设计的实验室用高锰酸钾固体制取氧气的装置图．试回答下列问题1写出标号仪器的名称a D 2图中有多处明显错误请改正其中 sketch template

如图甲为测定种子�吸方式的两个装置图乙和图丙为某同学“探究氧气浓度对某种子细胞�吸的影响 实验结果的不同分析模式．回答有关问题1甲图中 sketch template

题目如图是初中化学一些常见物质之间转化的关系图其中ABXY均为无色气体EF为常见�属请安要求回答下列问题1B物质的 sketch template

2013成都如图是某同学设计的实验室制取二氧化碳并验证其性质的实验装置图。 请回答下列问题： 1将A、E装置连接时，应将A装置的导管a sketch template

如图是李明同学所做的“探究种子萌�的条件 的实验图据图作答1将A装置置于温暖的环境中B装置置于寒冷的环境中其中 号种子能够萌� sketch template

某同学设计如图所示装置分别进行探究实验请回答下列问题实验药品制取气体量气管中的液体ⅠCu稀HNO3H2OⅡNaOH固体浓氨水NH3Ⅲ镁 sketch template

图一是某同学设计的一组实验在两个大小相似的萝卜中各挖一个大小相等的洞�甲乙萝卜的洞中分别注入等量的清水和浓盐水各用一个装有玻璃管的橡皮 sketch template

为了探究菜豆种子萌�所需的条件某同学设计了如图的实验说明ABC三个装置都放在光照条件下1菜豆种子萌�时先吸收水分 中的营养 sketch template

3．如图是某同学设计的“探究种子萌�的环境条件 的实验装置示意图经过一段时间后只有2号种子萌�了请根据图回答下列有关问题1图A中1 sketch template

如图是某同学设计的放热反应的观察装置 其实验顺序是�按图所示将实验装置连接好 �在U形管内加入�量红墨水溶液打开T型管螺旋夹使U形 sketch template

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