Five persons were killed and two dozen injured when two buses rammed into each other in Uttar Pradesh's Aligarh district on Tuesday, police said.The accident happened when a bus carrying a marriage party from Firozabad en route to Ramgarh collided with another bus plying at high speed on the Agra road.Ten of the injured are in critical condition, an official told IANS.Uttar Pradesh Chief Minister Yogi Adityanath announced ex-gratia of Rs 2 lakh each to the families of the deceased while Rs 50,000 each has been sanctioned for those who have sustained serious injuries, a government spokesperson said.