The image shows an energy pyramid.Which statement about how energy flows through this ecosystem is supported by this ecological pyramid?A.There is more energy available at the prairie dog's trophic level than at the grasses' level.B.The vulture's trophic level has the smallest amount of energy available.C.Energy in the coyote's trophic level comes from the vulture's level.D.The grasses' trophic level has the smallest amount of energy available.SUBMITarrow_backPREVIOUS
Question
The image shows an energy pyramid.Which statement about how energy flows through this ecosystem is supported by this ecological pyramid?A.There is more energy available at the prairie dog's trophic level than at the grasses' level.B.The vulture's trophic level has the smallest amount of energy available.C.Energy in the coyote's trophic level comes from the vulture's level.D.The grasses' trophic level has the smallest amount of energy available.SUBMITarrow_backPREVIOUS
Solution
The correct answer is B. "The vulture's trophic level has the smallest amount of energy available."
Here's why:
An energy pyramid illustrates how energy flows through an ecosystem, from producers (like grasses) up through various levels of consumers (like prairie dogs, coyotes, and vultures).
At each step up the pyramid, energy is lost as heat due to metabolic processes. This means that there is always less energy available at each higher level.
So, if we look at the options:
A. This is incorrect because there is always more energy available at the producer level (grasses) than at consumer levels (like prairie dogs).
B. This is correct. The vulture, being at the top of the pyramid, has the smallest amount of energy available to it.
C. This is incorrect because energy does not flow upwards in an energy pyramid. The coyote's energy comes from the level below it, not from the vulture's level above it.
D. This is incorrect because the grasses, being at the bottom of the pyramid, have the most energy available.
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