Military --- Hell no.
Infrastructure, such as federal highways --- No.
Scientific Research or Agencies such as NOAA --- Some, perhaps, but not all, so no.
Education --- While IMO it does need major reorganization, I would not get rid of it.
Homeland Security / Law Enforcement (FBI) --- No.
Court System --- Hell no.
Federal Reserve --- In a heartbeat.
Regulatory Agencies such as the FDA or NIST --- Some, but not all.
Cultural Grants --- Yes.
Earmarks for your state or county --- Hell yes.