1.What is soil ? What are its uses ?
Answers
Soil is a material composed of five ingredients — minerals, soil organic matter, living organisms, gas, and water. Soil minerals are divided into three size classes — clay, silt, and sand (Figure 1); the percentages of particles in these size classes is called soil texture. The mineralogy of soils is diverse.
• Growing plants.
• Making earthen utensils.
• Some types of soil are applied on face and body.
• Used for religious purposes.
• Used in construction and arts.
• Used for naturally filtering and purifying water.
• Used in wastewater treatment plants.
• Organic soils(like peat) are a source of fuel.
Explanation:
soil is the mixture of minerals,natural resources it has a property to give birth by helping other plants and microorganisms it is hence very useful in farming process to obtain a high yield of crops it is made fertile by adding earthworm which helps to make the soil aery because the earthworms are burrowing animals and they go deep in the soil making holes from which oxygen and air can reach in the soil and make it aerated menas oxigenated