You are presented with the question "what happens to energy as it goes up levels?" and the following answer choices: 
- Decibels
 - heat produced
 - decreases
 - Evaporation
 - It expands
 - radiation
 - glucose
 - dehydration

Now knowing that energy is passed up a food chain or web from lower to higher trophic levels and each trophic level has less biomass and a loss of energy content, choose the best answer.


 

   decreases      