课堂教学是教学的基本形式,是实施素质教育的主渠道。在全面实施素质教育的今天,呼唤高效的课堂教学,改变学生对中学生物学习激情不高,课堂学习气氛不浓的局面,是生物教师应思考并在实践中必须解决的问题。而提高学生学习兴趣,提高课堂教学效率即有效课堂教学则是解决这一问题的关键,它直接关系到教学的质量和素质教育的落实。 Classroom teaching is the basic form of teaching and the main channel for implementing quality education. In today’s full implementation of quality education, call for efficient classroom teaching, changing students’ enthusiasm for middle school biology is not high, the atmosphere of classroom learning is not strong, the biological teachers should think and in practice must be addressed. The key to solve this problem is to improve students’ interest in learning and improve the efficiency of classroom teaching, which is directly related to the implementation of teaching quality and quality education.