Question

Biogeochemical cycles on Earth serve a variety of different purposes. What do the biogeochemical cycles have in common?

a. They all serve the same function in sustaining life on Earth.
b. They all include only nonliving components of an ecosystem.
c. They are all essential for sustaining life on Earth.
d. They all include only living components of an ecosystem.

Answer 1

c

Step-by-step explanation:

Answer 2

The correct answer for the question that is being presented above is this one: "c. They are all essential for sustaining life on Earth." Biogeochemical cycles on Earth serve a variety of different purposes. The biogeochemical cycles have in common is that c. They are all essential for sustaining life on Earth.