在探究影响鼠妇分布的环境因素的活动后，应该把实验鼠妇处死扔到垃圾堆中．______．-生物

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• 实验内容：光对鼠妇生活的影响〔问题〕光会影响鼠妇的生活吗？〔假设〕______〔设计方案〕①材料用具：20只鼠妇，湿润的土壤，纸盒一个，纸板，玻璃板各一块．②实验装置：在纸盒里放上一-生物
• 在做了“探究光对鼠妇的影响”实验后，请你回答下列问题：（1）同学们在捕捉鼠妇时会发现，它们经常躲在什么的地方？______．（2）根据鼠妇的生活环境，你提出的问题是：______．（3）实验-生物
• 蚯蚓能疏松土壤，提高土壤肥力．请你参与“土壤湿度对蚯蚓生活的影响”的探究实验：如图，制作一个箱子，以箱子内横轴中线为界，一边放潮湿的土壤，另一边放相同高度干燥的土壤，-七年级生物
• — ______is it from your home to the Summer Palace?— It takes about 20 minutes to go there by car.A．
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• 下面是某同学探究鼠妇生活环境的过程，请你根据他的探究过程和平时积累的知识，解答有关问题．一天，小明正在自家院中玩耍，翻动花盆时，忽然见到些身体略扁、长椭圆形、灰褐-生物
• 做完探究影响鼠妇生活的环境条件后，我们应该把鼠妇（）A．随便乱丢B．丢到垃圾筒里C．统一处死D．放回到阴暗、潮湿的地方-生物
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• [pri'pεə] A. parent B. prepare C. present-九年级英语
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• 在“探究光对鼠妇生活的影响”实验中，错误的做法是（）A．用一只鼠妇做一次实验也可以得出正确的结论B．实验变量是光照C．实验中亮处和暗处温度、食物等条件要保持一致D．这是一个对-生物
• 在探究光照对鼠妇分布的影响时，下面哪一个条件是变量（）A．温度B．光照C．湿度D．空气-七年级生物
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• 某生物兴趣小组的同学在探究“光照对黄粉虫幼虫生活的影响”的活动中，根据实验数据，绘制了表示光亮处不同时段，黄粉虫的个数变化曲线．与该曲线相对应的实验结论是（）A．黄粉虫-生物
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• –What do you think of the film Rio?–Wonderful. ________ could be better!A．EverythingB．SomethingC．An
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