Yes, all PS3 games from different regions will work on any PS3, because it is not region locked. However, you cannot play PS2 or PS1 games from a different region.
the ps3 is region free for ps3 games, not for ps1 and ps2 games tho
No PlayStation 3 games do NOT work on the PlayStation 2 system.
no, but you can play playstation 1 games on a ps2
NO ... but PS2 games work on PS3 consoles ...
No.
no
No they do not work in a PS2
playstation 1 games work for all playstation 3s but only some playstation 3s can play playstation2 games
yes
Yes.
Yes they can.
I doubt it. The PS1 and PS2 are region-encoded, so only games from the same region as the console will work. Yes, im 99% sure that ps2 and ps1 games are not region encoded.