Describe two ways that water moves through earth's biosphere in the water cycle

Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

In what for do plants utilize nitrogen? why do they need nitrogen?