Loading and unloading a bus: Question Loading and unloading a bus: Answers Can be hazardous for passengers. Does not need to be supervised. Should be done while refueling. Explanation More students are killed each year during loading or unloading of school buses than while riding on school buses. Therefore, it is critical that school bus drivers follow appropriate safety procedures during loading and unloading. This questions appears in the following tests: California Bus Missouri Bus Missouri Bus New Mexico Bus Ohio Bus Oklahoma Bus Oregon Bus Washington Bus