Why are food webs typical restricted to three or four tropic levels?© BrainMass Inc. brainmass.com June 3, 2020, 10:07 pm ad1c9bdddf
Food webs typically are restricted to three or four levels because the total amount of energy (and nutrients) is diminished to such an extent that there is an insufficient amount to sustain another level. There is a huge loss of energy as we ...
This solution explains why the size of food webs are restricted. This has been completed in about 160 words.