District and Sessions Judge V Jayasree awarded life imprisonment and penalty of Rs 15,000 to 24-year-old Daitari Singh of Jhanapura village under Industrial Police Station area on charge of rape and murder of the minor girl.
The judge pronounced the sentence on the basis of evidence given by 10 persons.
According to prosecution, Singh raped and killed the minor girl of Bilaparia village after luring her with a chocolate in April, 2010.
"In a bid to destroy evidence, Singh had smashed the girl's head by using a stone," the government advocate said.