IDENTIFICATION OF BIOLOGY TEACHER MISCONCEPTION IN INVERTEBRATE CLASSIFICATION IN SENIOR HIGH SCHOOL AT DISTRICT OF MEDAN KOTA

The purposes of this study were to identify the presence of misconception and to find out the concepts that had been misconceived by high school biology teacher on invertebrate at District of Medan Kota. The research type was descriptive. Population in this research was all of high school biology teacher at District of Medan Kota. The samples were 13 biology teachers from 2 SMA Negeri and 5 SMA Swasta. Data were collected by using diagnostic test. The finding of this study was teachers of SMA at District of Medan Kota categorized into low misconception. Percentage of teachers that experienced misconception was 53.8% and it categorized into low misconception. The highest score of respondents was 2.39. The item test that most experienced misconception was item 12 with average score 0.27. The teachers got misconception in all fifteen concepts, mainly in concept Plathyhelminth life cycle. Most of teachers think that stage of tapeworm infection in the human body occurs in the egg phase. It is actually occurs in the cysticercus larva. The author was proposed that biology teachers at District of Medan Kota should further enhance the conceptual understanding by using more reliable sources.