Inorganic nutriens are present in the soil as

Inorganic nutrients are present in the soil as electrically charged ions.
Inorganic nutrients, such as nitrogen and phosphorus, are important in the distribution and the abundance of living things. Plants obtain these inorganic nutrients from the soil when water moves into the plant through the roots.
e.g : Plants can take up two forms of nitrogen, nitrate (NO₃^-) and ammonium (NH₄^-).