Trophic efficiency basically measures the efficiency of energy transfer.Which of the following is most correct in illustrating a measurement of trophic efficiency?
A)9% of energy passed from a primary consumer to a tertiary consumer
B)5% of energy passed from a primary producer to a secondary consumer
C)12% of energy passed from a primary producer to a primary consumer
D)7% of energy passed from a tertiary consumer to a primary consumer
E)10% of energy passed from a primary consumer to a primary producer

Question

Quizplus · Accepted Answer

Trophic efficiency is highest at the lowest trophic level (primary producers) and typically decreases as you move up the food chain. Option B is the only one that correctly represents energy transfer from a primary producer to a secondary consumer, with a trophic efficiency of 5%.

Trophic Efficiency Basically Measures the Efficiency of Energy Transfer