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光合作用与呼吸作用的综合性试题一直是学生困惑的一类题型.同时,也是我们在日常教学过程中的难点.这类题由于能全面考查学生综合素质,而且往往能得到较好的区分度,所以一直是高考命题的重点和热点.其复杂性体现在纵坐标描述语言多样,粗略统计应在10种以上;同时,横坐标种类也也有近十种.这样纵、横坐标的组合情况就不下百种,这就是这类试题的繁杂和导致学生困惑的原因所在.笔者根据多年生物教学
The comprehensive test of photosynthesis and respiration has always been a type of questions confused by students and is also a difficult part of our daily teaching process.This kind of questions can get a better distinction due to the comprehensive examination of students’ comprehensive qualities Degree, so it has been the focus and hot college entrance examination proposition.The complexity is reflected in the ordinate description language diversity, rough statistics should be more than 10 kinds at the same time, the abscissa types also have nearly ten kinds of such vertical and horizontal combination of the situation No less than a hundred, which is the complexity of such questions and the reasons leading to student confusion.According to years of teaching biology