概念在中学生物教学中占有重要地位,学生要学好生物学知识,掌握基本技能,离不开学习和掌握概念,学生掌握概念的重要途径是通过教学过程获得的。学生在教师指导下掌握概念。自觉程度高,目的意识程度清晰,掌握的概念就越多,知识水平就越高。只有充分理解和运用概念,才能使学到的知识融会贯通,举一反 The concept occupies an important position in biology teaching in middle school. Students need to learn biology knowledge and master basic skills, which can not be separated from learning and mastering concepts. The important way for students to master concepts is through the teaching process. Students grasp the concept under the guidance of teachers. Consciousness is high, the purpose of a clear degree of awareness, the more the concept of mastery, the higher the level of knowledge. Only by fully understanding and applying concepts can we make the knowledge we have learned both ways