A total of 90 students have tested positive for COVID-19 at Indian Institute of Technology (IIT) Roorkee in the last few days, said IIT Roorkee media cell in-charge Sonika Srivastava on Thursday.

He further said that the Haridwar District Health Department has sealed five hostels--- Coral, Kasturba, Sarojini, Govind Bhawan and Vigyan Kunj and declared them as containment zones.