Rivers play a vital role in Bihar’s agriculture by providing:

The correct answer is: d) All of the above

Rivers play a vital role in Bihar’s agriculture by providing:

• Irrigation water: Rivers provide a source of water for irrigation, which is essential for growing crops.
• Fertile alluvial soil: Rivers deposit fertile alluvial soil along their banks, which is ideal for growing crops.
• Transportation routes: Rivers provide a means of transportation for goods and people, which is important for the economy.

In addition, rivers provide a habitat for fish and other wildlife, and they can be used for recreation.