Which of the following substances is not recycled in an ecosystem? by Sunday | May 14 | Biology WAEC | 0 comments A. Carbon B. Energy C. Water D. Nitrogen Correct Answer: Option B B. Energy Users Also Read These:The substances recycled in the soil by the…Which of the following soil fertility improvement…Which of the following substances is not usually…Which of the following substances does not have van…Which of the following does not contribute to the…