Andalusia PAU Geology And Environmental Sciences Practice Questions - Andalusia PAU Geology And Environmental Sciences Exam (Geología Y Ciencias Ambientales) Exam

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In an ecological trophic pyramid, which organisms form the foundational base (first trophic level) by converting inorganic solar or chemical energy into biomass?

Primary consumers (herbivores) Primary producers (autotrophs) Secondary consumers (carnivores) Decomposers (saprotrophs)

Correct Answer:

Primary producers (autotrophs)

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