Answer:
Fatherless and motherless. I was born without sin. Roared when I came into the world, but I never spoke again. What am I?
By Moon or by Sun, I shall be found. Yet, if there's no light around, I am undone. What am I?
When it comes to me, you go on red and stop on green. What am I?
Dead on the field lie ten soldiers in white killed by one blade yet there was no fight. What are they?
Two in a whole and four in a pair. Six in a trio you see. Eight's a quartet but what you must get is the name that fits just one of me.
When is it bad luck to see a black cat?