Food Chain — Definition & Examples

A lake biome with many different creatures. — Mark Sharp [Public domain] via Wikimedia Commons

Look at the picture above and try to figure out what direction the energy would flow through the food web. Pick the best answer from the options below. The arrows point from what's being eaten to what is doing the eating.

Choose one answer

Option A: A

Aquatic plants $\rightarrow$ Small fish $\rightarrow$ Large fish $\rightarrow$ Carnivorous bird $\rightarrow$ Weasel

Option B: B

Aquatic plants $\rightarrow$ Large fish $\rightarrow$ Small fish $\rightarrow$ Robin $\rightarrow$ Weasel

Option C: C

Aquatic plants $\rightarrow$ Algae $\rightarrow$ Small fish $\rightarrow$ Robin $\rightarrow$ Weasel

Option D: D

Aquatic plants $\rightarrow$ Duck $\rightarrow$ Small fish $\rightarrow$ Robin $\rightarrow$ Weasel

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