trophism is very much like manufacture. you always have to pay to continue the process, and sometimes to put it on hold. Transfer of Energy between Trophic Le

trophism is very much like manufacture. you always have to pay to continue the process, and sometimes to put it on hold. Transfer of Energy between Trophic Levels: https://bio.libretexts.org/Bookshelves/Introductory_and_General_Biology/General_Biology_(Boundless)/46%3A_Ecosystems/46.02%3A_Energy_Flow_through_Ecosystems/46.2C%3A_Transfer_of_Energy_between_Trophic_Levels https://bio.libretexts.org/Bookshelves/Introductory_and_Gene... Ecological efficiency: https://en.wikipedia.org/wiki/Ecological_efficiency https://en.wikipedia.org/wiki/Ecological_efficiency