How do autotrophs obtain CO2 and N2 to make their own food?

Explanation:

CO2 is obtained directly from atmosphere through stomata. N2 can't be taken directly from atmosphere hence it is converted into nitrites and nitrates by process called nitrogen fixation

well, i believe that the answer is 2. : 3

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.