Analysis Of Students’ Misconceptions On The Nervous System Materials Using the Four-Tier Diagnostic Test

Background: Biology has some material content that is related to the daily-life of students. Biology should be understood and applied well by students. But many students still have difficulty understanding a concept and even has misconceptions in learning biology. Method: This research is a qualitative research with a descriptive analysis design that aims to analyze students' misconceptions on the material of the nervous system. The population in this study were students of class XI-MIPA SMAN 2 Tasikmalaya and the sample was selected by purposive sampling technique. The instrument used was a four-tier diagnostic test and an interview to analyze students' misconceptions. Results: A study of 35 subjects showed a percentage of students' misconceptions of 8.1% and was categorized as low. The sources of misconceptions consist of teachers, students, books and tutoring. Sources of misconceptions that have the greatest contribution are students with a percentage of 68.6% caused by students' associative thinking, wrong reasoning and low learning interest. Conclusion: Students' misconceptions on the material of the nervous system in class XI-MIPA1 of SMAN 2 Tasikmalaya are classified as low and the biggest source of misconception is the students themselves. Thus, students can avoid misconceptions in learning, students need to communicate their understanding with the teacher, choose credible books, and avoid tutors who have tutors not in accordance with qualifications.