Most likely ... this is to make certain you have not drifted back into old prior habits.
This depends on what you mean by go away. If you were arrested for possession of drug paraphernalia while on probation this will always be on your arrest record. If you are referring to being on probation for drug paraphernalia and a probation violation warrant is active then no it will not go away. It is possible to get a lawyer to enter on the case and maybe get Court date without having to be arrested.
Up to $500 fine, no jail.
This would likely fall under double jeopardy.
Yes. Everyone that is on felony probation gets drug tested. Maybe not on not every office visit, but everyone gets drug tested.
Yes and you should be
It depends on your state's laws, but the short answer is YES.
Yes, the court has a right to drug test you as part of the investigation or part of your probation
No, It's possession of a narcotic paraphernalia
No, It will not show up on a drug test. I smoke spice everyday being on probation and I passed all my drug tests.
Most judges will usually not dictate how often someone is drug tested. It is up to the probation officer.
The man was arrested after the police searched his home and found drug paraphernalia. I brought my sports paraphernalia to the game
If carved INTO some fashion of drug paraphernalia then yes. A cola bottle and a bag can be legally classed as drug paraphernalia when used for the intake of drugs.