Answer key inconsistencies add to anxieties of CBSE Class XII students

School students in the corridor Chennai: Amid the technical glitches and stringent corrections this year, CBSE Class XII students looking to apply for revaluation are facing a new problem — inconsistencies in answer keys and a lack of clarity on whether they will get back lost marks. This year, CBSE had introduced on-screen marking for Class XII evaluation, where students’ answer sheets were scanned and uploaded onto a digitally secured portal. But they were different from the ones marked in the answer key, which was used for evaluation. School heads said that there were inconsistencies with the answer key too. But the answer key mentioned only one set. A question in the math paper too had a similar inconsistency with a sum, where the answer key provided two values. “The problem is that the board is likely going to go by the same marking scheme answer key for revaluation too.