Which of the following types of soils is found throughout India in all climatic zones?

Saline and Alkaline soils types of soils is found throughout India in all climatic zones. Most coastal saline soils are found in the deltaic regions of major rivers in India falling either into Bay of Bengal or the Arabian Sea. Alkaline Soils are also known as Usara soils. Various local names for saline soils are Reh, Kallar, and Chopan, Rakar, Thur, Karl etc.