To be eligible for a BA degree at Bangabasi Evening College, Kolkata, candidates must have completed their 10+2 education from a recognized board or equivalent. Additionally, they must meet the minimum percentage requirement set by the college for admission. Some courses may have specific subject requirements, so candidates must ensure they have studied the necessary subjects at the 10+2 level. Admission may also be subject to performance in entrance exams or interviews conducted by the college. It is important for candidates to thoroughly check the eligibility criteria and admission process before applying to ensure a smooth application process.