The UPSC council administers the Combined Geo-Scientist and Geologist Examination every year. The purpose of this examination is to fill various vacancies that relate to the posts of Geologists and Geophysicists. Additionally, it aims at hiring aspirants to function in Chemist Group ‘A’ in GSI and Junior Hydro-geologist (Scientist B), and Group A of Central Ground Water Board.

We have prepared this article to give an insight into the case study of the Combined Geo-Scientist and Geologist Examination. Moreover, at the end of this article, we expect our readers to be well-acquainted with the exam pattern, eligibility criteria, and other relevant information about the CGGE. 

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CGGE Eligibility Criteria


So, starting with the citizenship status, it is mandatory for the aspirants to be the citizens of India to apply for the CGGE. However, the subjects of the below cases can also apply for the services.

– He/she should be a subject of Nepal, or

– a subject of Bhutan, or

– a Tibetan Refugee who has been in India since or before 1962 with the intention of permanently settling in the country, or

– Moreover, a person of Indian origin who has migrated from Pakistan, Sri Lanka, Burma, or any other East African Country or from Vietnam with the purpose of finding domestic livelihood in India.

In all the above cases, the candidates should present the certificate of eligibility verified by the Government of India.

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Age Limit

There are two scenarios under this;

– In the case of Geologists, Geophysicists, and Chemical Group ‘A’ Services, the candidate must be of at least 21 years. Moreover, he/she should not be more than 32 years of age. This means the aspirant should have been born between 1988 and 1998 to apply for CGGE. 

– Under the case of Junior Hydrogeologists (Scientist B) (Group A) in Ground Water Board and Ministry of Water Resources, the candidate should not be younger than 21 years and not older than 35 years. Therefore, this implies that the candidate should have been born between 1984 and 1999.

Moreover, the SC/ST categories have certain age relaxations.

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Academic Qualifications 

– For the post of Geologists under Group ‘A’, the aspirants should have a Master’s degree in Geological Science or Geology or Applied Geology or any affiliated branch of Geology as prescribed by the UPSC council. The candidate should resort to the UPSC’s online forum for further guidance. 

– For the post of Geophysicists, the candidates should have completed their M.Sc in Physics or Applied Physics or any branch of Physics from a recognized university. 

– For the post of Chemical Group ‘A’, the aspirants should have completed their M.Sc in Chemistry or Applied Chemistry or Analytical Chemistry from a recognized university. 

– Considering the post of Hydrogeologists Group ‘A’, a Master’s degree in Geology or Applied Geology or Marine Geology is mandatory. 

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CGGE Pattern

For the 2020 curriculum, the UPSC council changed the exam pattern and the syllabus of the Combined Geo-Scientist exam. However, the Combined Geo-Scientist Examination takes place in three phases. 

Stage 1: This is the Preliminary round which consists of two papers that are objective in nature. It marks the candidate’s level of knowledge out of a total of 400 marks. 

Stage 2: The candidates who clear the first stage are selected for the second round of Mains. This comprises three papers that accounts for 200 marks each. However, this round is completely descriptive in nature.

Stage 3: This relates to the final Personality Test/the interview. The purpose is to evaluate the aspirant’s suitability for the posts that they have applied for. The interview panel includes a team of unbiased members who facilitate the entire interview process. 

It should be known that the document verification will happen only for the candidates who cleared the Mains exam. 

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We sincerely hope that the aspirants get the required information to apply for the Combined Geo-Scientist and Geologist Examination. 

For further information regarding the examination, the candidates are advised to visit the UPSC council’s online portal.


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