1.
Nitrogen is moved from the atmosphere to the soil during the
cycle.

nitrogen is moved from the atmosphere to the soil during the(Nitrogen Fixation) cycle

Explanation:

In this stage, nitrogen moves from the atmosphere into the soil. Earth's atmosphere contains a huge pool of nitrogen gas (N2). But this nitrogen is “unavailable” to plants, because the gaseous form cannot be used directly by plants without undergoing a transformation.

Ibelieve the answer is d

Ibelieve y y even though i've only taken chemistry for one year