i dont think that world cup mode is there in fifa 10. it is there as a seperate game called 2010 fifa world cup the game.
There are a couple of things in the World Cup 2010 game that are a lot better, but restricted due to teams. The World Cup version is basically a trial run for the FIFA 2011 game.
Argentina V Nigeria
Yes the world cup will be held in 2010.
It is already out
13 June 2010 (Germany V Australia)
The first game will start on June 11, 2010.
2010 FIFA World Cup South Africa was released on April 27, 2010, for PlayStation 3, Xbox 360, Wii, PlayStation Portable, and iOS. 199 of the 204 teams that took part in the 2010 FIFA World Cup qualification are included in the game.
No.
No they have not made it as yet.
if you mean the video game then yes
Ravshan Irmatov of Uzbekistan is the referee of the opening game played between South Africa and Mexico in 2010 fifa world cup.