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本文以生态系统能量流动为主线,围绕《考纲》要求,引导学生通过自主学习、推理探究、模型建构、资料分析、比较归纳等方式,系统梳理生态系统能量流动的概念、过程、特点、意义等基础知识,并注重学生能力的培养与提升。1教材分析本节选自人教版普通高中课程标准实验教科书《生物(必修3)稳态与环境》第五章第2节。本节课既以上一节生态系统的结构为基础,又与下一节生态系统的物质循环紧密联系,起到了承前启后的作用。其内容包括生态系统能量
Based on the requirements of “Syllabus”, this paper guides students to systematically sort out the concept, process, characteristics and significance of ecosystem energy flow through autonomous learning, reasoning, model construction, data analysis and comparison and induction Basic knowledge, and pay attention to the cultivation and promotion of students’ abilities. 1 textbook analysis This section is selected from the PEP ordinary high school curriculum standard experimental textbook “Biology (compulsory 3) steady state and the environment” Chapter V Section 2. This lesson is not only based on the structure of the previous section of the ecosystem but also closely linked with the material cycle of the next section of the ecosystem. Its content includes ecosystem energy