Energy Does Not Cycle Through an Ecosystem

Multiple Choice

Energy does not cycle through an ecosystem.This is because energy enters an ecosystem through photosynthesis as it changes to chemical energy.This is then used to fuel metablic activities

A) in plants only,and all of the excess energy is lost as metabolic heat.
B) in consumers only,and all of the excess energy is lost as metabolic heat.
C) in decomposers only,and all of the excess energy is lost as metabolic heat.
D) in producers,consumers,and decomposers,and all of the excess energy is lost as metabolic heat.