How the amount of matter that cycles through a web

If you're talking about The amount of matter that cycles through a food web

Your answer will be Stays constant.

Hope this helps :)

Explanation:

explanation:

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

the answer to your question is:

c. complementary base-pairing