Biology, 03.07.2019 06:00 starreee

Which statement best describes how matter moves within and between ecosystems? a. matter flows in a one-way direction through food chains and food webs. b. matter cycles between trophic levels in food chains and food webs. c. matter is made and destroyed as it is used by living things. d. matter cycles through food webs and biogeochemical cycles.

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Which statement best describes how matter moves within and between ecosystems? a. matter flows in a...