To be eligible for the B.Tech. (Bachelor of Technology) degree at Ganapathy Engineering College, candidates must meet certain criteria. Firstly, applicants should have completed their higher secondary education (10+2) or an equivalent examination with a minimum aggregate score of 50% in subjects like Physics, Chemistry, and Mathematics. Additionally, candidates must have qualified in a relevant entrance examination, such as JEE Main or state-level engineering entrance tests. Meeting the age criteria set by the college is also necessary. It is important for prospective students to carefully review and fulfill these eligibility requirements before applying for the B.Tech. program at Ganapathy Engineering College.