"Have you ever violated any law related to possessing, using or distributing illegal drugs?"
"Do you have a physical or mental disorder; or are you a drug abuser"
It's also on the customs forms for New Zealand, where you're asked along with questions about any drug paraphernalia you might be bringing in. They seem to be much more concerned about fruit than people slipping through with a bong though. Only country I've ever been set upon by fruit sniffing dogs.