Answer
In the absence of nitrogen fixation, nitrogen present in the air cannot be converted into nitrates, which depletes the soil fertility and which has an adverse effect on the plant growth. This in turn impacts the availability of food to other organisms which are dependent on plants.
Work Step by Step
In the absence of nitrogen fixation, nitrogen present in the air cannot be converted into nitrates, which depletes the soil fertility and which has an adverse effect on the plant growth. This in turn impacts the availability of food to other organisms which are dependent on plants.