Question

question 9 of 10
what general rule describes what happens to the energy in a given trophic level?
a. only about 90% of all the energy in a trophic level gets transferred to the next level.
b. only about 10% of all the energy in a trophic level gets used for metabolism.
c. only about 90% of all the energy in a trophic level gets used for metabolism.
d. only about 10% of all the energy in a trophic level gets transferred to the next level.

Explanation:

In ecological energy - transfer, the 10 - percent rule states that only about 10% of the energy at one trophic level is passed on to the next trophic level. The rest is used for metabolism, growth, and lost as heat.

Answer:

D. Only about 10% of all the energy in a trophic level gets transferred to the next level.