Question

6 uses of soil and its defination

Answer 1

1. Soil fertility: Fertile soil supports growth of plants. In-turn these plants produce vital needs to humans like food, clothing, furniture, medicine etc. Even other animals, insects receive food by grazing on plants.

2. Soil microbiology: It provides support for survival of many bacteria, algae, fungi etc.. These bacteria and microbes present in soil help in environmental balance like retaining of moisture, decay of dead bodies of animals, plants etc., scavenging of waste and other toxic chemicals including plastic.

3. Top soil provides shelter for insects, reptiles, birds and animals. Further top soil is necessary for even other activities like nesting, reproduction, hatching of eggs, breeding etc.

4. Soil organic matter contains essential minerals and elements like phosphates, sulphates, calcium, zinc, magnesium and many more. These elements are provided to plant during growth and from there to all the living forms. Hence they act as source of essential minerals and elements needed for various enzyme and cell reactions.

5. Soil a source of minerals: Minerals and mines present in soil is the source of many metals like iron, bauxite, zinc etc . Many metal elements are mixed up with soil and hence extracted from soil by technical processes.

6. Soil is used for making utensils, tiles etc. The utensils like cups, plates china clay, plaster of paris etc. Tiles used in home or building made of ceramic like soil components

Answer 2

soil is a mixture of dust particles and humus. 6 uses of soil are
1.it is used for making pots
2.it is home of many small organisms
3.it is used in agriculture
4.clayey soil is used to make pottery
5.it is used in antibiotics
6.some beauty products are made of soil