The third edition of WBCS Prelims Mock Test Series 2023 (Bengali) consists of completely revised Mock Examination papers to provide aspirants an examination-like experience. This edition is specially designed with a proactive approach to provide aspirants of WBCS examinations an understanding of the question paper and the examination pattern. The edition consists of 2022 fully solved WBCS Preliminary paper. The book is extremely helpful for candidates as it provides self-evaluation and analysis, identification of their weaknesses, minimisation of their mistakes thus enabling them to excel in through this tough examination. The contents of the book are very relevant as they have been developed after thorough analysis of the current syllabus and questions asked in previous years.