context: Soil plays an important role in plant growth and life, and is the basis for agricultural production and animal life. The soil also contains many microorganisms, worms, and insects. The importance of the soil lies in its being a reference medium for plants in which the roots grow, and through them the plants absorb the water and the dissolved salts they need. In the soil there are different environmental conditions such as drought, humidity, ventilation, heat, salinity, and others. It is also one of the main components of the cycles of the natural basic elements, because the soil components depend on the air and water components, and the air composition depends on the soil, water, and so on [1]. The soil is also one of the most complex natural systems, because it creates a special system that is multi-phase and heterogeneous, as it consists of a solid phase, And liquid phase, and gas phase.
question: What is the importance of soil?
answers.text: plant growth and life, and is the basis for agricultural production and animal life.