Which statement best compares the carbon cycle and the nitrogen cycle? both cycle water from earth's surface to the atmosphere. both involve the work of decomposers. both release oxygen as a waste product. both require fixation in order to convert molecules.

Which statement best compares the carbon cycle and the nitrogen cycle?

Both involve the work of decomposers.

for carbon : living things have carbon within their structure and once they die decomposers release that carbon back into the atmosphere and the earth.

for nitrogen : decomposers and fixing bacteria convert nitrogen from plants and other dead organisms into the form of ammonium.  (mostly the organims responsible for driving the nitrogen cycle are decomposers

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B. both involve the work of decomposers

Explanation:

is this a psat question, if so do not cheat try your best.

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.