Question

1. Normally, healthy populations produce graphs that are pyramidal in shape. What do

you think caused the base of this pyramid to "shrink"?

Answer 1

Answer and Explanation:

The progressive loss of energy at each trophic level puts a natural limit on the total biomass that can exist at each successive trophic level. In a stable ecosystem, the biomass in any trophic level should be more than the successive level in order for it to support the successive levels.