1. What is soil? How is it important?
Answers
Explanation:
Soils provide anchorage for roots, hold water and nutrients. Soils are home to myriad micro-organisms that fix nitrogen and decompose organic matter, and armies of microscopic animals as well as earthworms and termites. We build on soil as well as with it and in it. Soil plays a vital role in the Earth's ecosystem.
Answer:
DEFINITION : Soil is defined as a upper layer of earth that contains a mixture of organic matter, minerals, gases, liquids, and organisms that together support life.
IMPORTANTANCE OF SOIL :
1. Soil provides the base on which a plant can grow.
2. The soil also provides plant life of all forms the needed nutrients and minerals to grow, produce flowers, seeds, and in some cases fruits or vegetables.
3. Oxygen is trapped among the spaces between the particles in soil. This provides oxygen to plant and tree roots.
4. Soil provides a foundation for various human construction projects, such as homes and buildings.
5. Animals depend on the soil for food, directly or indirectly. Grazing animals rely on the soil to produce grasses, while burrowing animals rely on the soil to provide homes and protection.
6. The insect population also relies on soil for its survival.
7. The soil provides plants and trees the protection needed against erosion and being swept away in heavy rainstorms.