Exam Trend: Approx. number of questions asked in UPSC & State PCS Exams Mind Map: Each topic with Concept Map and Mind Map for revision Explanatory Solution: To provide more information about the facts 3500+ Questions: Questions collected from 300+ papers for practice Knowledge Plus: Extra facts through Knowledge Plus along with typical questions 3500+ Revision Bullets: One-Liner Facts for the revision of PYQs Multiple References: Given for Frequently asked questions in the exam to assess the importance of the question