Tentative Subjects(Answer Keys)

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COMBINED TECHNICAL SERVICES EXAMINATION IN 
NON - INTERVIEW POSTS

DOE : 04.08.2025 to 10.08.2025, 17.08.2025 & 18.08.2025

Tentative Keys Hosted on 02/09/2025

S No. Subjects KEY - CHALLENGE
1 Agricultural Mechanical Automobile Civil Engg (Subject Code 562)
2 Agriculture (Subject Code 491)
3 Chemistry (Subject Code 430)
4 Civil Engineering (Subject Code 398)
5 Civil Engineering Traditional Architecture Sculpture (Subject Code 510)
6 Computer Science Computer Application IT (Subject Code 556)
7 Computer Science IT Electrical ECE (Subject Code 554)
8 Criminology Forensicsci Psychology Philosophy (Subject Code 571)
9 Electrical Electronics Engineering (Subject Code 400)
10 Environmental Chemical Engg (Subject Code 393)
11 Environmental Science Biology Chemistry (Subject Code 557)
12 Evaluation and Applied Research (Subject Code 213)
13 Financial Cost Accountancy Final (Subject Code 434)
14 Financial Cost Accountancy intermediate (Subject Code 433)
15 Fisheries Science Zoology (Subject Code 559)
16 Hindu Religion and Law (Subject Code 488)
17 Human Resource Management (Subject Code 572)
18 Industrial Safety and Health (Subject Code 515)
19 Library Information Science (Subject Code 266)
20 Mechanical Production Manufacturing Engg (Subject Code 399)
21 Mining Engineering (Subject Code 347)
22 Mining Engineering and Geology (Subject Code 573)
23 Personnel Management Industrial Relations Business Admin social work (Subject Code 561)
24 Physics Chemistry Biology ComputerScience ForensicScience (Subject Code 575)
25 Social Work (Subject Code 370)
26 Statistics Mathematics Degree Standard (Subject Code 505)
27 Statistics Mathematics Economics (Subject Code 504)
28 Statistics Mathematics PG Standard (Subject Code 506)
29 TAMIL ELIGIBILITY TEST WITH GENERAL STUDIES (Subject Code 503)
30 Town Planning Civil Engg Architecture (Subject Code 560)
31 Traditional Architecture Sculpture (Subject Code 511)
32 Travel and Tourism (Subject Code 353)

Note:

  • Right answer has been tick marked (ü) in the respective choices for each question in the specimen question booklet hosted herewith.
  • Regardless of the Code in the Question Booklet given to the candidates during the examination, they can challenge the answer keys only as per the question number given in the Specimen Question Booklet hosted on the Commission’s website.
  • All the objections / views received with evidence will be placed before the Expert Committee for finalization of the answer keys.
  • Representations, challenging the tentative answer keys / expressing views shall be submitted in ONLINE MODE only through www.tnpsc.gov.in within seven days.
  • Representations received by POST or EMAIL will receive NO attention.  
  • Representations made online after 5.45 P.M. on 09.09.2025 will also receive NO attention.
  • The final answer keys will be published in the Commission’s website only after the completion of entire selection process.
  • In Part – A of Paper-I, Question Nos. 88 - 92 have to be challenged with reference to Para given above Question No.88.