Question

Which of the following characteristics is not true of alluvial soils?

• A. These vary from sandy loam to clay is texture
• B. These are generally rich in phosphorus but poor in potash
• C. These are usually fine grained
• D. There are by far the most fertile

Answer 1

The correct option is B These are generally rich in phosphorus but poor in potash

Alluvium is loose, unconsolidated soil or sediment that has been eroded, reshaped by water in some form, and redeposited in a non-marine setting. Alluvium is typically made up of a variety of materials, including fine particles of silt and clay and larger particles of sand and gravel.

The correct answer is B.