Dear Aspirant,

If you are willing to prepare for UPSC civil services examination then you can belong to any bachelor stream ( minimum qualification required for UPSC CSE is bachelors degree from any stream from a recognized university ), as the syllabus for UPSE CSE is totally different and advanced than any limited syllabus of any bachelors course .You should have aware about current affairs as well as the historical, geographical, political and law related brief information about India .

To know more details about UPSC preparation , refer to this link:

https://competition.careers360.com/articles/how-prepare-for-upsc-ias