The flow of energy in an ecosystem can be illustrated by a pyramid. Why is less energy
available at the top of the pyramid than at the
bottom of the pyramid?
A. Organisms at the top of the pyramid use less
energy than organisms at the bottom of the
pyramid do.
B. Organisms at the bottom of the pyramid need
more energy to survive than organisms at the
top of the pyramid do.
C. At the bottom of the pyramid, organisms must
consume other organisms to get energy.
D. As energy moves up the pyramid, some energy
is lost. PLEAS HURRY