Q. Which among the following statements are correct?
1. Alluvial soil is formed by the deposition of sediments by rivers and waves
2. Black soil is found in the dry and Semi-dry regions of Rajasthan and Gujarat
3. Red soil cannot retain much water
4. Laterite soil is found over lava deposits in the Deccan
Choose the correct option from the codes given below :

Answer: 1 & 3
Notes: Alluvial soil is formed by the deposition of sediments by rivers and waves. Black soil has much water holding capacity. Red soil cannot retain much water. Laterite soils are formed by the process of lateralization.