AL WAKRAH, Qatar: Australia only needed to avoid defeat to stay in the World Cup. The Socceroos did more than that in a 1-0 win over Tunisia on Saturday.Mitchell Duke gave Australia the lead midway through the first half with a header and Australia went on to register their first win at soccer’s biggest event since a victory over Serbia back in 2010.The result means Australia still have a chance to qualify for the round of 16, despite losing 4-1 to defending champion France in their opening match.France and Australia lead Group D with three points each, while Denmark and Tunisia have one point each.France play Denmark later tonight.In the final round of group games on Wednesday, Tunisia play France and Australia meet Denmark.After a scrappy start from both sides, Australia went ahead with a play out of the back from their goalkeeper.