UPAYA PENINGKATAN KETERAMPILAN PROSES DAN PEMAHAMAN KONSEP BIOLOGI MELALUI PEMANFAATAN SUMBER BELAJAR LINGKUNGAN SISWA KELAS XII IPA 2 SMA NEGERI I PUNGGUR TAHUN PELAJARAN 2016/2017

This research is aimed to improve: 1) Plan of learning 2) Process of learning the skill of science 3) System of learning evaluation of biology by using the environment as learning source 4) Understanding concept of biology by the students. This research uses 3 cycles in her research. In cycle 1 teacher uses environment by observing surrounding, in cycle 2 she uses the environment to be the location of experiment and discussion while in cycle 3 she uses the environment to observe, discuss and communicate the result of an experiment. The technique of collecting data used is the instrument of process skill observation sheet and written test. The result of this research are: The improve of teacher’s ability in making RPP cycle 1 is 2,80, cycle 2 is 30 and cycle 3 is 3,30. The improve of students’ skill ability process with average score cycle 1 is 66.50 (C), cycle 2 is 69,08 (C) and cycle 3 is 75,50 (B). The system of evaluation in cycle 1 is Multiple Choice, cycle 2 Multiple choices with short reasons and cycle 3 are Multiple choices with an essay. The item test has been valid (0,6), reliable ( 0,6), the level of difficulty of the test is (0,7) and the differential of the test is (0,39). The result of students,s achievement / understanding concept has increased as follows: In cycle 1 it is 67,75 % students pass 15 students ( 37%) In cycle 2 it is 20 students pass ( 50 %) In cycle3 it increases 84.75 students or 40 person ( 100). Kata Kunci: Keterampilan proses, pemahaman konsep, sumber belajar lingkungan