Here are a few:
1. Who was rsponsible for Mad-Eye losing a chunk of his nose?
Rosier (a Death Eater)
2. What book did the imposter Mad-Eye (Barty Crouch Jr) give Neville in th beginning of Harry's fourth year?
Magical Water Plants of the Mediterranean
3. What did the imposter Mad-Eye do to his father?
He killed him, tured him into a bone, and buried him outside Hagrid's hut
4. Where was Mad-Eye hidden when Barty Crouch was pretending to be him? (Be specific)
In the seventh compartment of his own trunk
5. What birthday gift did Mad-Eye mistake for a basilisk egg?
A carriage clock
6. List 3 missing things from Mad-Eye's body.
His eye, leg and a chunk of his nose
7. Who was Mad-Eye's protegee at the MOM?
Tonks
8. What was Mad-Eye's catch-phrase?
Constant Vigilance
9. What does he warn Harry about regarding elementary wand safety in book 5?
Never to keep his wand in his back pocket- he may lose a buttock
10. Who witnessed Mad-Eye's death and reported it to the rest of Harry's protection at the Burrow?
Bill and Fleur
There you go. Some are easier than others. Sorry if you didn't want ones that technically are about Barty Crouch Jr.