Biology for IGCSE & O level - Organisms And Their Environment (Section 5 - No. 6)
What are the potential limitations of using pyramids of numbers to represent an ecosystem?
They can't be used in aquatic ecosystems.
They may not accurately show the flow of energy in an ecosystem.
They are only accurate for a short period of time.
They can't represent the biomass of organisms.
Explanation
Pyramids of numbers can be misleading if the size of organisms varies greatly between trophic levels.
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