Help anyone it would really mean alot to me

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

Diagram of the evolution of land plants?

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun