Answer: Guild (functional group).
- A Niche equivalents
- B Trophic equals
- C Guild (functional group)
- D Biome type
Correct answer: C. Guild (functional group)
Explanation: A guild: species that exploit the same resource in similar ways regardless of taxonomy. E.g., fruit-eating birds form a frugivore guild.
Energy pyramid showing a simple food chain (producer to herbivore to carnivore) with energy decreasing roughly tenfold at each trophic level.
Concept context
Ecosystems, food chains, energy flow, nutrient cycles, biodiversity, and conservation.