Multiple choice Which of the following types of soil is found in the areas of Duars, Chos and Terai? Kankar Regur soil Coarse alluvial soil Laterite soil Forest soil Reveal answer Fill a bubble to check yourself C Correct answer Explanation This is the correct answer. In the upper reaches of the river valley, i.e. near the place of the break of slope, the soils are coarse. Such coarse alluvial soils are more common in piedmont plains such as Duars, Chos and Terai.