PTI.La Martiniere for Boys and The Frank Anthony Public School shut down their campuses till 27 March and 29 March, respectively, as one student each of the two schools tested positive for COVID-19, they said.At La Martiniere for Boys, a class 10 student appearing for Onsite Rehearsal Exams, was found to be COVID- positive, because of which the campus had to be shut, principal John Rafi said.A class 10 student of The Frank Anthony Public School was found to be COVID-19 positive after attending classes on the campus on Sunday, Principal IT Myers said in a notice."The class 10 and 12 exams that have not been conducted will be rescheduled and students will be informed of the changed schedule.