Question

a soil sample has 50% clay, 30% sand, and 20% silt. which type of soil is this? sand loam clay

Explanation:

Clay soil is defined as having more than 40% clay content. In this soil sample, the clay content is 50%, which is higher than the threshold for clay soil. Sand soil has a high sand content (usually more than 60%), and loam has a more balanced mixture of sand, silt, and clay (around 40% sand, 40% silt, and 20% clay).

Answer:

clay