Though the pyramid of energy is always upright, what decreases at successive trophic levels from producers to consumers?
A. Number of all plants and animals
B. The area at each trophic level
C. Energy content
D. Ecological succession
Answer:C
Though the pyramid of energy is always upright, what decreases at successive trophic levels from producers to consumers?
A. Number of all plants and animals B. The area at each trophic level C. Energy content D. Ecological succession