What strikes me is how many of these have been answered here.
Bob Hope's landlady?
Villain who escaped from Doiby Dickle's taxi?
Lois Lane's parents?
If in Battle I Fail? (Quizmaster misstates the title as If in Battle I Fall).
Little old gooey monster me wants Wonder Girl mine to be? Can't find it now, but I know I highlighted this cover a long time ago.
There are six parts of the video quiz in total, you can see the rest of the show by clicking here.
Incidentally, at least one of the answers in one of the parts was completely wrong; when asked who the Green Lanterns were freeing in JLA #21, the quizmaster (Craig Shutt, thanks to commenter Jonathan L. Miller) said no, it was not the two Flashes, it was the two Atoms:
Still and all, a terrific bit of entertainment, and as I have made errors in my own quizzes, I'm in no position to criticize.