To pursue a B.Sc. (Bachelor of Science) degree at Dharmamurthi Rao Bahadur Calavala Cunnan Chetty's Hindu College Chennai, aspiring candidates must meet certain eligibility criteria. Applicants should have completed their higher secondary education (10+2) or its equivalent from a recognized board or university. They should have studied Science subjects such as Physics, Chemistry, and Biology/Mathematics/Computer Science in their 10+2 curriculum. Additionally, candidates must have obtained a minimum aggregate score of 50% in their qualifying examination. However, the specific eligibility requirements may vary depending on the college's admission policies and guidelines.