Can Parliament make laws concerning every public purpose according to Article 282?
No, according to the context provided in Article 282, it is mentioned that "The Union or a State may make any grants for any public purpose, notwithstanding that the purpose is not one with respect to which Parliament or the Legislature of the State, as the case may be, may make laws." This indicates that there are certain limitations and restrictions on what types of public purposes Parliament can make laws concerning.