Every state agency shall purchase motor vehicle liability insurance for the protection and benefit of the state agency and the officers, agents and employees of the state agency responsible for the operation of vehicles owned, operated, maintained or controlled by the agency, and of persons while riding in or upon, entering or alighting from such vehicles. The motor vehicle liability insurance policy so purchased shall provide coverage to a limit, exclusive of interests and costs, of not less than $25,000 because of bodily injury to, or death of, one person in any one accident and, subject to the limit for one person, to a limit of not less than $50,000 because of bodily injury to, or death of, two or more persons in any one accident, and, if the accident has resulted in injury to, or destruction of property to a limit of not less than $10,000 because of injury to, or destruction of, property of others in any one accident. The insurance purchased as provided for in this act shall be limited to the kinds of insurance hereinabove set out. As used in this act, the term “vehicle” shall include motor vehicles, vehicles and mobile equipment.