6. How do scientists account for the decrease in available energy from one trophic level to the next higher trophic level?
A. The energy is available to organisms at lower trophic levels.
B. The energy of the sun cannot be fully exploited by producers.
C. The energy is stored in energy-dense molecules for decomposers.
D. The energy is used by organisms for life functions or is lost as heat.
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6. How do scientists account for the decrease in available energy from one trophic level to the next...
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