Igneous rock because they lie deep within the earth, usually formed when lava cools and hardens. :) hope this helps and can I have brainliest answer
Is there something I need to read?
Answer:
The nitrogen fixing bacteria are present in the soil and in the root of the plant in the form of microorganism. It changes the gases of the nitrogen from atmosphere into the component of the solid nitrogen which the plants uses in the soil.
The bacteria coverts the free nitrogen into the form of nitrogen compounds and it decomposes nitrogen compounds into the free nitrogen.
Answer:
c or d I think but I'm not completely shure
It disappeared according to my science book