
The purpose of the current study is to examine the effects of achievement in biology in relation to self regulated learning of higher secondary students. This study falls under descriptive research design. The sample of this study came from Higher Secondary Students of Cuddalore district. The participants in this study include 742 higher secondary students were selected by simple random sampling. Descriptive, Differential and Correlational were applied to the analysis of data and the results found that not significant interaction effect of self regulated learning on achievement in biology of higher secondary students. It found that achievement in biology and self regulated learning is average, there is significant difference in the achievement biology of higher secondary students with regard to gender and medium of study, there is significant difference in the self regulated learning of higher secondary students with regard to gender and medium of study and there is a significant and positive relationship between Achievement in Biology and Self-Regulated Learning of Higher Secondary Students.