Coastal Alluvial Soil

Q.

What is Alluvial soil a mixture of?

Q. Which of the following type of soil is considered to be the most fertile?

1. Red soil
2. Black soil
3. Laterite soil
4. Alluvial soil

Q. Where is coastal alluvial soil NOT found in Karnataka?

1. Mandya
2. Dakshina Kannada
3. Udupi
4. Uttara Kannada

Q. Alluvial soil consists of _____ and clay.

1. Iron
2. Aluminium
3. Sand
4. None of these

Q. rich nutrients in which alluvial soil are deficient?

Q. Is alluvial soil fertile? If so why?

1. It is not fertile.
2. It is fertile due to the minerals absorbed by it from the rainwater
3. It is fertile due to presence of rich organic minerals
4. It is fertile only because of the addition of fertilizers

Q. Coastal alluvial soil is formed by deposition of alluvium and sediments carried by rivers and sea waves over many years.

1. True
2. False

Q. Coastal alluvial soil is formed by the deposition of _____ and sediments carried by rivers and sea waves.

1. magnesium
2. silica
3. alluvium
4. iron oxides