Indian government bonds ended marginally higher on Tuesday, with the 10-year bond hovering near a one-month high, buoyed by softer oil prices, though caution before US midterm elections and profit booking capped gains.Brent crude plunged more than 7% on Monday to $104.80 a barrel after talks between Iranian and Qatari officials rekindled hopes of a peace deal and steadier Middle East supplies. It rebounded to around $106 on Tuesday after reports that the United States struck Iran's Qeshm Island.As the world's third-largest oil importer, India is especially vulnerable to elevated crude prices, which can stoke inflation, undermine the rupee and cloud the fiscal outlook.Traders are also recalibrating expectations for the Reserve Bank of India's rate path, as softer oil could temper domestic inflation risks and ease pressure on debt markets globally.The benchmark 6.94% 2036 bond yield dropped 1 basis point to 7.3012%, its lowest since October 9.