It shall be unlawful for any person under the age of sixteen to possess any air-gun, spring-gun or other instrument or weapon in which the propelling force is a spring or air, or any gun or any instrument or weapon in or upon which any loaded or blank cartridges may be used, or any loaded or blank cartridges or ammunition therefor, or any dangerous knife; provided that the possession of rifle or shotgun or ammunition therefor by the holder of a hunting license or permit issued pursuant to article eleven of the environmental conservation law and used in accordance with said law shall not be governed by this section.

A person who violates the provisions of this section shall be adjudged a juvenile delinquent.