Hey as per your demand here I am providing you details of ONGC Geologist Exam

Nationality
Candidate should be Indian

Qualification
Candidate should be graduate from recognised university

Syllabus
General Awareness test section– common to all.
Specialization subject test section – specific to your subject.
Aptitude test section– common to all, containing question from following areas:
a) Comprehension.
b) Reasoning (Verbal/Non-verbal).
c) Numerical Ability/Quantitative Aptitude.
d) Data Interpretation.

Selection criteria’
Written test
Interview