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生物课外实验是中学生物实验的重要组成部分,同时也是生物课堂教学的一种有效补充和延伸,因此生物课外实验也就成为生物教材的重要内容,如初中生物第一册(上)中就编入课外实验10多个,在整个实验内容中占有相当大的比重。但是,由于多种原因,不少教师未能充分重视课外实验的教学,所以影响了学生对知识的掌握以及学生能力和素质的提高。笔者认为,应该重视中学生物课外实验的教学,其理由如下:
Biological extra-curricular experiment is an important part of biology experiment in middle school, and it is also an effective complement and extension of biological classroom teaching. Therefore, biological extra-curricular experiment also becomes an important content of biology textbook. Compile into more than 10 extra-curricular experiments, occupy a large proportion of the entire experimental content. However, due to many reasons, many teachers fail to pay enough attention to the teaching of extracurricular experiments, thus affecting the students’ mastery of knowledge and the improvement of their abilities and qualities. The author believes that we should attach importance to teaching high school biology experiment, the reasons are as follows: