GSI Examination

Combined Geo-Scientist Exam: An Overview

The Combined Geo-Scientist Exam is a competitive examination conducted by the Union Public Service Commission (UPSC) for recruitment to the post of Geologists, Geophysicists, Chemists, and Hydrologists in various government organizations, such as the Geological Survey of India (GSI), Central Ground Water Board (CGWB), and the Ministry of Mines.

Eligibility Criteria:

  • Candidates must hold a Master’s degree in relevant disciplines.
  • Age limit: 21-32 years for General category candidates.

Exam Pattern:

  • The Combined Geo-Scientist Exam is conducted in two stages: Stage I (Written) and Stage II (Interview).
  • Stage I is a written examination of 500 marks, conducted in an offline mode.
  • Stage II is an interview of 200 marks.


  • The syllabus for the Combined Geo-Scientist Exam covers topics from Geology, Geophysics, Chemistry, and Hydrology.
  • Candidates can refer to the official UPSC website for the complete syllabus.

Preparation Tips:

  • Read and understand the syllabus thoroughly.
  • Make a study plan and stick to it.
  • Solve previous years’ question papers and sample papers.
  • Focus on the practical applications of the topics.
  • Revise regularly to retain the information.

Cracking the Combined Geo-Scientist Exam requires a lot of hard work, dedication, and preparation. It is important for candidates to be thorough with the syllabus and have a sound understanding of the subjects. Good luck!


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