Civil Services Aptitude Test (CSAT) is a compulsory part of civil services examination. The CSAT paper is conducted into 2 phases Phase 1: General Studies and Phase 2: General Ability Test. It is mandatory to appear in both the papers of Civil Services (Prelims) Exam. It is known that the IAS Prelims Exam consists of two papers – GS Paper-I and GS Paper-II (CSAT) for total 400 marks. GS Paper-II consists of 80 questions. Also, there is negative marking of 1/3rd marks for wrong answers. Civil Services Aptitude Test (CSAT) basically examines the critical thinking and problem solving abilities of the Civil Services aspirants. “CSAT 10 PRACRICE SETS” has been specifically designed for the complexity, variety and vastness of in exam pattern. It contains 10 Practice sets that are strictly based on current trend of UPSC exam. Each Practice Sets in the book contains OMR Sheets and Subject wise Performance Assessment also. The book is divided into 4 Stages; STAGE 1- Know the Exam Trend: this stage contains Solved Papers 2019-2015 which will help aspirants in knowing the latest trend of the questions that are coming in the exam. STAGE 2- Practice with Exam Trend: This stage helps in practicing latest trend of the examination which helps candidates to improve their weaker areas and work on them. STAGE 3- Cross the Cut Off: this stage make candidates ready to cross the cut-off of the examination and lastly, STAGE 4: Be Ready for Prelims: this stage helps in preparing candidates to crack the prelims. Loaded with quite good number of questions for complete and through practice. It is a perfect book for on preparation for upcoming Civil Services Aptitude Test. TABLE OF CONTENT Stage 1: Know the Trend – Solved Paper (2019 - 2015), Stage 2: Improve Your Weaker Areas - Practice Sets (1-3), Stage 3: Cross the Cut-off - Practice Sets (4-7), Stage 4: Crack Prelims - Practice Sets (8-10).