This study aims to findout students motivation on the subjects at class XI IPA Biology of SMAN 1 Rambah Hilir. Qualitative descriptive. The samples were grader XI IPA and XI IPA2 SMAN 1 Rambah Hilir Kabupaten Rokan Hulu, they amouting ara to 48 people, and 1subject Teacher Biology. The sampling techique in this study us total sampling. Based on theresearch of this study concluded that students motivation at class XI IPA 1 80,25% with high criteria and class XI IPA 2 75%,60% with higt criteria, obtain an average 77,92% with high criteria, and questionnaires comparison were filed by teacher 82% with high criteria.