What are the responsibilities of the bishop??

Preside over and conduct meetings.
Approve ordinations.
See to advancement in the Aaronic Priesthood.
Complete interviews.                                                       
Be in charge of tithing settlements.
Judge personal  worthiness.
Give counsel and comfort. 
Give priesthood blessings.
Recommend mission calls.
Approve callings to members.
Issue temple recommends.
Be responsible for records, minutes, tithes.   
Oversee temporal and spiritual welfare.
Discern needs of ward family.
Help in process of repentance.
He's also committee chairman, responsible for activities, welfare, buildings and grounds.