when there is over absorbed overhead book says it should be adjusted in the statement of profit or loss.My question is this statement of profit or loss refer to the cost accounting profit or loss st. or the financial accounting income st. ?
It refers to the costing profit statement. It is not relevant for the financial accounting SOPL.
I do suggest that you watch my free lectures – the are a complete free course for Paper F2 and cover everything needed to be able to pass the exam well.