Hey Devansh.

Yes, University of Lucknow offers B.Sc program. Also, there are numerous colleges affiliated to Lucknow University which also offer B.Sc. Some of them are:

National Post Graduate College

Lucknow Christian Degree College

Shri Jai Narayan PG College

Bappa Sri Narain Vocational Post Graduate College

Hope this serves your query. Please feel feee to respond and ask further questions. 

All the best.