1. Which river is known as 'Dakshin Ganga'? 2. Which river is known as the 'Old Ganga' or 'Vridha Ganga'? 3. The Ganga river originates from which glacier? 4. The Indus river originates from which place? 5. The Cauvery river originates from which hills? 6. The Sabarmati river flows through which major city? 7. Which river is called the 'Sorrow of Bengal'? 8. The river known as the 'Sorrow of Bihar' is? 9. Which is the longest river in India? 10. Which is the largest peninsular river in India?