<div>The rupee weakened to 65 to the dollar in opening trade, not far from its record low of 65.56 reached last week, as the lower house of Parliament approved a plan worth nearly $20 billion to provide cheap grain to the poor.<br /><br />The Food Security Bill is a key part of the ruling Congress party's strategy to win re-election.<br /><br />The partially convertible rupee was trading at 65.21/25 per dollar at 0904 India time (0334 GMT), sharply below its close of 64.30/31 on Monday, 26 August.<br /><br />The benchmark 10-year bond yield dropped 4 basis points at open to 8.30 per cent as the central bank announced an open market purchase of bonds but soon edged higher, tracking weakness in the rupee.<br /><br />(Reuters) </div>