Courses by Rajarata University of Sri Lanka / Courses in Sri LankaB.Sc. (External) Degree Programmes in Biological Sciences / Physical Sciences (Online) 2021 – Rajarata University of Sri Lanka May 25, 2021October 10, 2021 Closing Date – 2021-June-15 Here you can see the English Advertisement… ad-en-20210523-2 English AdvertisementDownloadApplication (English)DownloadSource – Sunday Observer (2021.05.23)