📞 +91 123 456 7890✉️ info@tamilanjobs.com

Combined Geo-Scientist Examination 2026 - Exam Pattern

Union Public Service Commission (UPSC)

Exam Pattern

Stage-I: Preliminary Exam

  • Objective Type (OMR-based)

  • Negative Marking: 1/3 for wrong answers

Stream

Paper

Subject

Marks

Duration

Geologist / Hydrogeologist

Paper-I

General Studies

100

2 hrs

Paper-II

Geology / Hydrogeology

300

2 hrs

Geophysicist

Paper-I

General Studies

100

2 hrs

Paper-II

Geophysics

300

2 hrs

Chemist

Paper-I

General Studies

100

2 hrs

Paper-II

Chemistry

300

2 hrs

Stage-II: Main Exam (Descriptive Type)

Stream

Paper

Subject

Marks

Duration

Geologist

Paper-I, II, III

Geology

600

3 × 3 hrs

Geophysicist

Paper-I, II, III

Geophysics

600

3 × 3 hrs

Chemist

Paper-I, II, III

Chemistry

600

3 × 3 hrs

Hydrogeologist

Paper-I, II, III

Geology + Hydrogeology

600

3 × 3 hrs

Stage-III: Personality Test / Interview – 200 Marks

  • The Interview (Stage-III) is the final step of the UPSC Combined Geo-Scientist Examination and carries 200 marks. It evaluates not just academic excellence but also personality, judgment, and communication skills.