Which is the best college in Knapur for BSc Forensic Science with a fee less than 1 lakh?

You can look into Chhatrapati Shahu Ji Maharaj University (CSJMU). It's Department Of Life Sciences And Biotechnology can offer the BSc in Forensic Science programme. 

If you're searching for a B.Sc. in Forensic Science in Kanpur on a budget, Chhatrapati Shahu Ji Maharaj University is honestly your the safest bet. The fees are quite affordable (roughly 30K–60K) and the college gives you a decent academic base with basic lab facilities. It's not the kind of place w