yes they would find the weakest person in their tribe and choke them to death and they all ate buffalo while watching.
This would depend on the specific Apache Tribe. Search google images for "Lipan Apache", "White Mountain Apache" and "San Carlos, Arizona Apache" for a few examples. There are also other symbols, that may be used for religious or spiritual purposes, flags, identifying a particular Apache Nation. (see the related link for one example)
apache
apache
I have never found any famous people of the apache tribe except, the Apache Leader Geronimo
If your refering to the Apache tribe then the answer is on horse back.
Chiricahua Apache
apache
No there were no social classes in the Apache tribe.
no
He was an Apache.
Wickups
Geronimo