This study aims to produce an electronic Student Worksheet (LKPD) based on Science Literacy in High Quality Class X High School Ecosystem Materials. The research was carried out at the Biology Education Study Program, FKIP UNRI, a zoom meeting platform and at school for SMA Negeri 2 Pekanbaru students from July to November 2021. The subject of this research was KD 3.9 ecosystem material for cla…