Question

1. living oceans: food web

approximately, how much energy is passed on from level to level in a food chain? select one answer.
100%
50%
90%
10%

Explanation:

In a food chain, energy transfer follows the 10% rule. Most energy (about 90%) is lost as heat or used for metabolic processes like respiration, growth, and reproduction at each trophic level. Only approximately 10% of the energy is passed on to the next level.

Answer:

10%