Question

if 5 J of energy is available to the organisms of third trophic level,then how much energy is available to the first trophic level?

Answer 1

Trophic level: Each level of the food chain is called the trophic level.

Most of the energy produced at any trophic level either gets lost in the environment or used by organisms for other metabolic functions, only 10% is transferred to next level. From this concept we can get the % loss of energy in the successive trophic. levels