Determine which of the following statements is true about energy in ecosystems. A. 10% of the energy Primary consumers absorb is lost as heat.
B. Primary producers lose 20% of the energy they absorb as urine and feces.
C. Primary consumers lose 60% of the energy they absorb from producers as urine and feces.
D. Consumers pass on 20% of the energy they get from a lower trophic level.