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生物比较法教学,是指按照事物对立统一规律和人的认识规律,将复杂多样的生命现象和本质,进行分析鉴别和综合比较的教学方法。它是研究生物学的重要方法,也是生物教学的重要方法和培养学生能力、开发学生智力的重要手段。一、比较法的作用1.可使学生在已知概念的基础上,迅速而准确地去认识未知概念,扩大原有知识的范围。如讲细菌的营养方式——异养型,先用绿藻的自养方式作对比,引出异养的含义。2.可使学生建立起知识的内部联系,把零碎的知识系统化。生物学
The teaching of biological comparison method refers to the teaching method of analyzing and identifying and synthesizing comparisons according to the law of unity of opposites of things and the laws of human cognition, and the complicated and diverse phenomena and essences of life. It is an important method to study biology and is also an important method of biology teaching and an important means to develop students ’abilities and develop students’ intelligence. First, the role of comparative law 1. Students can be based on the known concepts, quickly and accurately to understand the unknown concept, to expand the scope of the original knowledge. Such as bacteria in the way of nutrition - heterotrophic type, green algae with the first self-support for comparison, the introduction of the meaning of heterotrophic. 2. Students can establish the internal links of knowledge, systematic knowledge of the fragmented. biology