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2010年赣州市中考生物学科有一道探究性实验题,考查学生对探究性实验中实验组与对照组的判断,结果这道题成为中考失分较高的一道题。究其原因是教师和学生对这个问题的认识还存在一些模糊的认识。人教版七年级上册生物教材在第一次接触探究实验(光对鼠妇生活的影响)这个话题时,有这样一段文字资料:在研究一种条件对研究对象的影响时,所进行的除了某一条件不同外,其它条件都相同的实验,叫做对照实验。此外,对实验组和对照组没有做任何的界定。笔者根据自己
In 2010, there was an exploratory experimental subject in the senior high school entrance examination of biology in Ganzhou City. Students were asked to judge the experimental group and the control group in the exploratory experiment. As a result, this problem became a problem of high score in the senior high school entrance examination. The reason is that teachers and students still have some vague understanding of this issue. PEP teaching material on the seventh grade In the first contact with the exploratory experiment (light on the impact of the life of the woman) this topic, there is a period of text data: in studying a condition on the research object, in addition to A different condition, the other conditions are the same experiment, called the control experiment. In addition, the experimental group and the control group did not make any definition. The author based on their own