Which statement describes the relationship between the law of conservation of energy and the energy pyramid shown?
a) The available energy in an energy pyramid increases going down through trophic levels as more organisms become more available.
b) The 90% of energy not transferred in an energy pyramid is returned to the ecosystem in the form of heat energy.
c) The population of autotrophs in an energy pyramid receives 10% of the energy it needs to survive from the sun.
d) The tertiary consumers of an energy pyramid have a significantly larger population than the population of producers.
