UPSC Civil Services Prelims General Studies-I ™ 24 Years Subject-wise and Chapter-wise Solved Papers comes with detailed explanations, not just the answer keys, for each and every question included in it. It promotes self-evaluation by enabling you to not only revise concepts, but also keep track of your progress. It educates you about the entire syllabus and latest pattern of questions, asked in the examination, along with the changes that took place in the pattern of questions during last years. It educates you about an effective strategy of preparation to attain the goal. It also educates you about the correct approach to pick the correct answer from the given options with the question.