A pyramid of biomass shows the total mass of organisms at each stage of a food chain. In general, all producers have a higher biomass than the primary consumer, so a pyramid will always be produced. What is an energy pyramid?
1) A graphical model of energy flow in a community
2) A representation of the total mass of organisms at each stage of a food chain
3) A model that shows the different groups of organisms in a food chain
4) A pyramid that represents the energy flow from nonliving sources into a community