Australia today defeated India by 122 runs in the first cricket test at the Melbourne Cricket Ground, MCG.Australia, who resumed the day on the overnight score of 179 for 8 today, was earlier bowled out for 240 in the second innings. The Michael Clarke-side had a lead of 51 runs in the first innings, which gave India a victory target of 292.The Indian batting line up, however, crumbled against the quick, hostile and accurate pace attack of the Aussies, bundling up to a score of 169, with one day remaining. The hosts now lead the four-match series, 1-0.