Neel Nakshatra Das along with his father Dr Jyotirmoy Das with three other employees of examination centre arrested for allegedly using a proxy in the exam.
JEE mains is the most premier examination of India.
Three other employees with name Hamendra Nath Sarma, Pranjal Kalita and Hirulal Patha are also arrested by police. Police said more investigation is underway. After a complete investigation, more culprits may come out.
The accused student scored 99.8 %.
The incidence came into public view after a WhatsApp audio surfaced on social media where the accused accepted the cheating and involvement of staff.
Police have already sealed the examination centre and NTA ( National testing agency) has been informed.