Main Purpose of this Book For CSS, PMS, PCS All Other Competitive Examinations Revised 3rd Edition 2020 For FPSC, PPSC, KPPSC, SPSC, BPSC Important Topic: Physical Science Biological Science Environmental Science Information Technology Quantitative Ability / Reasoning Logic Reasoning and Analytical Reasoning / Ability Silent Features of The Book All In One Package For Various Combined Competitive Examinations (CCEs) Adequately Covers Syllabi of CSS, PMS, PCS etc. All Topics Contain Well Researched Material 1200+ MCQs Included CSS Past Papers are Effectively Covered