Hello Rk Nayak,
You should select the branch in which you are interested.As you said you are interested to write civil services,groups and bank exams it is necessary to have a Degree.So if not Btech you have other options like BSc,BCom.Choose what you want to study based on your interest.All the Best
Candidates can check B.Tech Cut off for Top IITs & NITs here.
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