In a typical energy pyramid about 10% of the available energy is transferred from one trophic level to the next. consider an area in which the energy production of the autotrophs equals 200 kcal/m2/year. what is the amount of energy available to secondary consumers in this energy pyramid? a. 20 kcal/m2/year b. 10 kcal/m2/year c. 2 kcal/m2/year