Soil incorporate many essential macro and microelements and nourishes the plants and microbes. The plants and microbes, on the other hand, provide nourishment to the animals. Thus the entire living world is dependent on soil (directly or indirectly) for availability of essential elements.
Beans grow faster becasue soil has all the essential nutrients for the bean.
here the importance of top soil come.top soil is rich in micronutrients which is essential for growth of plants and takes hundreds of years to accumilate.
Phosphorus is an essential component in soil but if you put to much it can kill the plant in the soil. Phosphorus does not enter the atmosphere, remaining mostly on land and in rock and soil minerals. 80 percent of the phosphorus is used to make fertilizers.It acts as a prominent nutrient in soil.However, excessive amounts of phosphorus is detrimental .
recycling of inorganic compounds
Bacteria typically break down essential nutrients and return them to the soil. Sometimes fungi will break down essential nutrients and return them to the soil as well.
Decomposers
Nitrogen.
Decomposers
there are many ways out for leveling and are water leveling ,dumpy leveling ,laser leveling , sprite levalling
soil water
the nitrogen cycle
We can save soil for our own use like farming or planting cropa
they turn the nitogen gas into the nitrates and nitrites essential for the soil
Everything that is essential for it to perform photosynthesis: sunlight, carbon dioxide, and water, as well as nutrients that it absorbs from the soil.
Soil incorporate many essential macro and microelements and nourishes the plants and microbes. The plants and microbes, on the other hand, provide nourishment to the animals. Thus the entire living world is dependent on soil (directly or indirectly) for availability of essential elements.
Light for photosynthesis Soil for their roots Water to carry nutrients from the soil and air