No they have never won the world cup, I do not think they even qualified for a world cup.
Yes. Argentina won the 1978 FIFA World Cup and the 1986 FIFA World Cup.
No they have not hosted the world cup ever.
France hosted the 1938 FIFA World Cup and 1998 FIFA World Cup.
No, India have never played in the FIFA World Cup.
Fourth place in 1950 fifa world cup.
Round 2 in 2006 FIFA World Cup.
no
No.
No.
No.
no
Ecuador have never won the world cup.