Respuesta :

Answer:

Nitrogen and Carbon

Explanation:

Nitogen cycle and carbon cycle are the two biogeochemical cycles

Answer:

Blank One: Rock  

Blank Two: Tectonic

Explanation:

From the choices above, we are looking for Geochemical cycles. The other choices are part of the Biogeochemical cycles. Rock and Tectonic cycles do not include the biosphere properties in their cycles as the other choices do. Hopefully, this makes sense.