The minimum % of clay in clay soil

A. 20%

B. 25 - 30%

C. 35%

D. 40%

Answer: Option D

Solution(By Examveda Team)

The minimum percentage of clay in clayey soil is 40% and the maximum is 100%. The easiest way to recognize the clay soil is to check if the water sits around the soil after a rain, or if the soil is sticky, then it is considered clay soil.