Kumar, Sujeet, and Janki Dhapola. “An Analysis of Reasons Behind Difficulties in Understanding Life Science Concepts of Undergraduate Students in Universities of Chhattisgarh”. Advances in Social Sciences Research Journal 10, no. 7 (July 9, 2023): 21–34. Accessed November 26, 2024. http://116.203.177.230/index.php/ASSRJ/article/view/14516.