Its just fun to test yourself, don't take it too seriously.
General Knowledge 2
1: 4 years (5 for thoroughbreads).
2: 1931.
3: a. Cavall, b. Excalibar, c. Rone, d. Pridwin.
4: Platinum.
5: As starters of races and other contests.
6: Donald Drake would be better as "duck" is female.
7: Child:20, Adult:32, Horse:40, Dog:42, Cat:30.
8: Atom, Microbe, Shooting Star, Walnut, Moon, Earth, Sun.
9: They are all mammals.
10: Fencing.
11: Rear paw.
12: He would be over 400 years old.