About 550 students were caught cheating during Class 10 exams in Bihar and over 100 parents were arrested for helping them to cheat, an official said Monday.

"In the past three days, 550 students were caught cheating during exams and 110 parents were arrested for helping them cheat," an official of the Bihar School Examination Board (BSEB) said.

Nearly one million students across Bihar took Class 10 exams Friday.