The duo, hailing from Tura town, confessed to their crime and admitted that it was done under the influence of alcohol, Superintendent of Police M G R Kumar said.
"We have apprehended the two involved in the incident, and they will be produced in a juvenile court as per procedures," he said.
The two juveniles broke the front glass of the Hawakhana Baptist Church in Tura town at around 2:45 am on Christmas day.