Soc needs to 
adapt to the env
set goals
integrate new soc obj's (people & soc struc)
maintain it's old ways

Soc takes its particular form because that form works well for the people
    & institutions of society
 

AGIM

Adaptation	adapt to the env (soc & physical)
Goal setting	set goals for soc & sub sys's of soc & people
Integration	integ in new sys's, procedures, people, etc
Maintaining	maintain old sys's, procedures, people, etc