Question

Most of the plants obtain their nitrogen from the soil in the form of

Answer 1

plants obtain nitrogen from nitrates or ammino acids

Answer 2

Although there's plenty of nitrogen in the air, it's not in a form plants can use. They can only absorb nitrogen in theform of ammonium, nitrite, and nitrate. One way plants have access to theseforms of nitrogens is decomposition of organic matter by soil organisms.