Because energy transfer is not 100% efficient across trophic levels, a maximum of about _____% of energy and biomass available at one trophic level is available at the next.
A)1
B)5
C)10
D)15
E)20

Question

Quizplus · Accepted Answer

The correct answer is 10%. This is because, on average, only about 10% of the energy from one trophic level is transferred to the next level. The rest is lost as heat, used for metabolic processes, or not consumed.

Because Energy Transfer Is Not 100% Efficient Across Trophic Levels