一、教材分析“生态系统的信息传递”是普通高中课程标准实验教科书人教版生物必修3第5章第4节,本节主要包括三个内容:生态系统中信息的种类、信息传递在生态系统中的作用、信息传递在农业生产中的应用。同时,信息传递能通过调节生物的种间关系以维持生态系统的稳定,为下一节生态系统的稳定性奠定基础。因此,本节内容对整章知识起到了承上启下的作用。 First, the textbook analysis “ecosystem information transmission ” is an ordinary high school curriculum standard experimental textbookPeople’s Edition Biology compulsory 3 Chapter 5, Section 4, this section includes three main elements: the type of information in the ecosystem, information delivery The role of ecosystem, the application of information transfer in agricultural production. At the same time, information transmission can maintain the stability of the ecosystem by regulating the species’ interspecies relationships and lay the foundation for the stability of the ecosystem in the next section. Therefore, this section has a bearing on the whole chapter of knowledge.