<P> An ecological pyramid ( also trophic pyramid , eltonian pyramid , energy pyramid , or sometimes food pyramid ) is a graphical representation designed to show the biomass or bio productivity at each trophic level in a given ecosystem . </P>
<P> An ecological pyramid ( also trophic pyramid , eltonian pyramid , energy pyramid , or sometimes food pyramid ) is a graphical representation designed to show the biomass or bio productivity at each trophic level in a given ecosystem . </P>
the graphical representation of the amount of energy or matter in an ecosystem
the graphical representation of the amount of energy or matter in an ecosystem
An ecological pyramid ( also trophic pyramid , eltonian pyramid , energy pyramid , or sometimes food pyramid )
An ecological pyramid ( also trophic pyramid , eltonian pyramid , energy pyramid , or sometimes food pyramid )