Compare TNAU (DISCONTINUED JULY 2023)B.Tech. in Biotechnology and Periyar Maniammai University B.Tech. in Biotechnology course on the basis of their Fees, Placements, Cut Off, Reviews, Seats, Courses and other details. TNAU (DISCONTINUED JULY 2023)B.Tech. in Biotechnology course is rated 3.9 out of 5 by 3 genuine verified students while Periyar Maniammai University same course is rated 3.8 out of 5 by 10 students at Shiksha. Explore Shiksha for detailed comparison on all course parameters and Download free information on B.Tech Admission details, Placement report, Eligibility criteria etc.