This study aimed to describes the scope of scientific literacy aspects in the fifthgrade student's book themed "ecosystem." This studyused a content analysis design. The dataresources in this studywas the fifthgrade student's book, themed "ecosystem" by Ministry of Education and Culture, Republic of Indonesia. The authors used documentation for data collection technique. Aspects of scientific literacy in each sub-theme are obtained through analysis of every statement on each page that is identified as containing scientific material in each sub-theme. The data validity test used triangulation of resources. The results of the studyshowed that the aspects of scientific literacy contained in the book in the form as the science body is 38.5%, form as a way to investigate is 37.8%, and form as a way of thinking is 12.5%. The interaction of sciencetechnology and the community contained in the book are 11.1%, the analyzed ofaverage percentage from all aspects is 33.75%. Suggested for studentbook writers especially science, it is better to consider the balance of scientific literacy aspects. This studydescribed characteristics of scientific literacy in student's books in a systematic, objective, and communicative.