In an ecological food chain: Grass -> Grasshopper -> Toad -> Organism X -> Hawk. If Organism X feeds directly on toads and is preyed upon by hawks, identify Organism X:

Answer and explanation

Correct answer: B. Snake

  1. Step 1: In this terrestrial food chain, Grass is the producer, Grasshopper is primary consumer, Toad is secondary consumer, Snake is tertiary consumer (Organism X), and Hawk is quaternary apex consumer. Answer: Snake. Why not the others: Rabbits and caterpillars are primary herbivores; earthworms are soil detritivores.

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