The Brahmaputra Valley played a crucial role in Assam’s prehistory because it provided:

Fertile land for agriculture
Abundant water resources
Easy navigation
All of the above

The correct answer is: All of the above.

The Brahmaputra Valley is a fertile plain located in the northeastern Indian state of Assam. It is formed by the Brahmaputra River, which is one of the largest rivers in the world. The valley is home to a diverse range of plant and animal life, and it is a major agricultural region.

The Brahmaputra Valley has played a crucial role in Assam’s prehistory. The valley was home to some of the earliest human settlements in India, and it was a major center of trade and commerce. The valley’s fertile land and abundant water resources made it an ideal place for agriculture, and its easy navigation made it a major trade route.

The Brahmaputra Valley is still an important region in Assam today. It is home to a large population, and it is a major center of agriculture, industry, and trade. The valley’s natural resources continue to play a vital role in the region’s economy and development.

Here is a brief explanation of each option:

  • Fertile land for agriculture: The Brahmaputra Valley is a very fertile plain. The soil is rich in nutrients, and the climate is ideal for growing crops. The valley is home to a wide variety of crops, including rice, wheat, sugarcane, and tea.
  • Abundant water resources: The Brahmaputra River is one of the largest rivers in the world. It provides water for irrigation, drinking, and industrial use. The river is also a major source of hydroelectric power.
  • Easy navigation: The Brahmaputra River is a major transportation route. It is navigable for most of the year, and it provides a link between Assam and other parts of India. The river is also a popular tourist destination.
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