Earlier quoted context omitted.
The way you prevent this is by deleting your facebook account and uninstalling the app.
Most people don't know that hidden Facebook services even come preinstalled on most Android phones and persist even when the main app is deleted :( And on Android they're not even the worst privacy player which is Google of course
Description of the latter from the uad list:
Facebook Services is a tool that lets you manage different Facebook services automatically using your Android device. In particular, the tool focuses on searching for nearby shops and establishments based on your interests.
Why is this even always running on a pristine Samsung, etc. phone? Creepy.