how do autotrophicobtain CO2and N2 to make their food ?
Kindly refer to the link given below to get your answer :
https://www.meritnation.com/ask-answer/question/howdo-autotrophs-obtain-co2-and-h2o-to-make-their-food/life-processes/8104795
https://www.meritnation.com/ask-answer/question/howdo-autotrophs-obtain-co2-and-h2o-to-make-their-food/life-processes/8104795