Themes in Prelims or Frequently asked Topics in OPSC

1. Headquarters of Important Organizations(UN, International, Environmental)

https://www.blogger.com/blog/post/edit/3259669016998086826/1128418672128703564

2. IUCN  Status of animals and their important habitats

Refer. Laexcellence Book

3. Themes of Important Days

https://www.bankexamstoday.com/2018/02/list-of-important-days-with-themes.html

4. Sports related news(Host countries, important appointments, Champions)

GK Today

5. Important National Awards

GK Today

6. Important Acts, laws

7. Important International Organizations(year, role, headquarter)

8. Founders of Important Companies

9. Bharat Ratna Awardees

10. Current CMs

11. Books and Authors

12. Major Producers of Important Minerals

13. Habitat of Important Tribes

14. Emergency Provisions

15. Supreme Court, High Courts

16. Center-State Relations (Different Lists)

17. Political Part System of Different Countries

18. Amendment

19. DPSP

20. Writs

21. Important Acts

22. Sustainable Development Goals

23. National Income

24. Green House Gases

25. Indexes or Reports by International Organizations

26. Constitutional Bodies(articles, terms)

27. Salient Features of Constitution

28. Niti Ayog

29. Important National Organizations

30. Important Govt Schemes

31. SEZs

32. Important Health Sectors Schemes

32. Employment

33. Important Committees

34. FDIs

35. Nobel Prizes

36. Soils

37. Important Terms in Ecology or Environemnt

38. Important Pollutants, their source and their impacts

39. Important Environmental Protocols or Conventions

40. 73rd Amendment

41. Govt of India Acts

42. State Reorganization Committee

43. Constituent Assembly

44. Majorities in Parliament

45. Important Industries or Plants of India

46. Greatest or largest producer in India

47. Important Mines In India

48. India Rivers and Associated Projects

49. Tropical Cyclones

50. Vitamins

51. Important days

52. First in India

53. Common Diseases and their sources

54. Important Targets or Visions

55. RBI

56. Five year Plans

57. Human Development Index

58. GST

59. President

60. Governor

61. Types of Bills in Parliament

62. Fundamental Rights

63. International Industrial Corridors or Cities and famous for

64. Farming and their types

65. Ocean Currents

66. Atmospheric Layers

67. Physiography of world and India

68. INA Trials

69. Vijaynagara Empire

70. Mauryan Dynasty

71. Delhi Sultanate

72. Ashokan Inscriptions

73. Defense related procurements or agreements

74. Different types of curves or laws in economy

75. Poverty

76. Special Provisions related to some states

77. River System

78. Geomorphology(different types of landforms)

79. Socio-religious movements

80. Author of important books during ancient and medieval period

81. Important terms related to administration during Delhi sultanate 

82. Important terms related to administration during Mughals and Marathas

83. Important journals or newspapers published in modern India and their place, authors

84. Important Wildlife Sancturies

85. Important Commissions during British

86. Statutory and Non Statutory Bodies

87. Important Persons who recently passed away

88. Important recent appointments

89. Important mobile or web applications launched by Govt

90. Vegetation of India

91. Rank of India in recently released important reports or indexes

92. Important defense exercises between countries and India

93. Foreign Travelers to India