PENGEMBANGAN ASESMEN BIOLOGI BERBASIS KETERAMPILAN BERPIKIR KRITIS SISWA KELAS XI SEMESTER GENAP DI SMA MUHAMMADIYAH 1 PALEMBANG

This study aims to determine the results of the development and the appropriateness of Biological Assessment based on the critical thinking skills. This research is a research and a development. The development used in this study was a development model of the McIntire adaptation. The validity was done by the 2 expert validators; 1) material experts; and 2) critical thinking skills evaluation experts. The results of this study was the Biology assessment based on critical thinking skills in the form of description / essay with the material from even semester students grade XI and produce the final product questions from the first and second trials amounted to 34 items. The appropriateness of Biology assessment based on critical thinking skills by the expert validators showed that the results is sufficiently high and highly qualified. Moreover, and based on the results of the empirical validity of the items the questions are declared valid and reliable. In the test of the difficulty of the questions in the first trial and the second trial the average question was classified as difficult and moderate, while the distinguishing test for the 1st and 2nd trials was categorized sufficient.Kata Kunci: Asesmen biologi, ketrampilan berpikir kritis