Group –I Preliminary Examination includes History, Geography, Polity, Economics, Science, Political Science, Indian culture, Tamilnadu Administration, Physics, Chemistry, Botany, Zoology, General Knowledge and Analytical and Reasoning Ability, General Ability, with 200 Questions.
In Tamilnadu, nearly 4 to 5 lakhs Candidates apply for this examination. Out of this, nearly 3 lakh candidates will appear for this examination. These candidates are recruited on the basis of 1:12, 1:15 ratio. Nearly 1500 candidates are selected for 100 posting. Then Main Examination conducted for them.
For Main Examination, including preliminary examination subjects, additionally international relation, science & Technology, Environment related Questions also included. Totally, 3 papers are there
Out of 1500 candidates, on the basis of 1:3 or 1:2 will be called for personality test. Out of this, finally 100 candidates are selected. Candidates are recruited efficiently through this process.