Multiple choice

The Brahmaputra, Ganges, and Indus all start in the mountains. What is one result of this?

  1. water is too cold to be used for farming

  2. water is too polluted to be used for drinking

  3. water carries sediment that is good for farming

  4. water carries fish that is good for eating

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

As rivers flow down from the high mountains, they carry large amounts of silt and sediment. When these rivers flood the plains, they deposit this nutrient-rich sediment, creating highly fertile soil that is ideal for farming.