Ecosystem matter and energy

Question text:

Part A:  A tropical rainforest is an example of an ecosystem. Which of the following statements about matter and energy in a tropical rainforest is the most accurate? Please choose ONE answer that you think is best.


A. Energy is recycled, but matter is not recycled.

B. Matter is recycled, but energy is not recycled.

C. Both matter and energy are recycled.

D. Neither matter nor energy is recycled


Part B:  Explain your answer.

Background information:

Question with a preliminary scoring model; FLC reports may take a few weeks.
Designed to be a two part question: first part is a closed form multiple choice selection; second part is open form (free response) explanation.



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This material is based upon work supported by the National Science Foundation (DUE grants: 1438739, 1323162, 1347740, 0736952 and 1022653). Any opinions, findings and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the NSF.