UPSC Civil Services (Preliminary) Examination 26 Years’ (1995-2020) Topicwise Solved General Studies Paper 1

1. Agriculture 2.Current Affairs and General Awareness 3.Ecology and Environment 4.General Mental Ability 5.India and World Geography 6.Indian Economy 7.Indian history 8.Indian Polity 9.International organisations and bilateral relations 10.Science and Technology 11.Social issues and National schemes.