DENDROLOGY

Detailed explanation-1: -The particles that make up soil are categorized into three groups by size – sand, silt, and clay. Sand particles are the largest and clay particles the smallest. Most soils are a combination of the three. The relative percentages of sand, silt, and clay are what give soil its texture.

Detailed explanation-2: -Physical properties of soil include colour, texture, structure, porosity, density, temperature, and air.