Describe trophic levels, the nature of trophic levels indifferent ecosystems, and the effect of predator removal on thestructure of food webs.. Include in your answer: a. a descriptionof nutrient flow through terrestrial and aquatic ecosystems b. thedifferences between endothermic and ectothermic ecosystems withrespect to nutrient flow and predator-to-prey ratios c. the effectof reducing intermediate and top predators on ecosystems’biodiversity