In Geology, The basic criterion of eligibility needed to be met for admission to the course is a Higher Secondary (10+2) or equivalent qualification from a recognized educational Board, with Physics, Chemistry and Biology and/ or Math as main subjects and a minimum aggregate score of 55%.

To become a Geologist, the student must has completed their 10+2 examination from any stream & pursues a bachelor's degree from any university.

After passing the bachelor degree, students can pursue the master degree. ...

If you want to do higher education, then you can go to doctoral degree course.