New questions:
1. What kind of weapon can turn horizontal springs around?

I dunno I've never tried.

2. What item in the Psych tileset are you most likely to get stuck in?

The spikes duh

3. What can you not do while confused by a smoke ring?

something

4. What two items are found behind some of the rocks in the Jungle levels? (Some rocks have none, some have the first item, some have the second.)

coins and extra lives.

5. If you shoot a tree that is in midair, what does it do?

It falls down, but it falls onto the tile it was on, meaning you have a tree still floating in midair.

6. What non-custom level features a spring with a Generator?

Battle1.j2l

7. What does a spring with a generator do?

It goes down when you bounce off it, then comes back up.

8. Which level difficulty (Easy, Medium, or Hard) requires you to play an extra level if play single player from start to finish?

Easy, it makes you play rabbit in training.

9. What tileset (if the answer was Moo then Moo 1, Moo, Moo Night, and Moo 2 would all be acceptable) is used by the only JJ2 single player level to contain a secret or bonus level?

Medivo 1

10. What is the "third" list server that is contacted for some reason regardless of what you have in Regedit?

I've never played online. So sue me.

11. What does shooting ice ammo at TNT do?

It freezes it?

12. How do you make ceiling spikes?

You don't

13. What enemies have two stages (for instance, you shoot one and it turns into another.) not including bosses?

Flying lizard, flying sucker.

14. Which boss only has one frame of animation?

Bolly

15. What was Jazz Jackrabbit originally named and what was his occupation?

Wubbo Ockles and I don't know what he did.