Energy Flow Through Ecosystems

AP Biology· difficulty 2/5

Hawk Snake Fox Mouse Rabbit Grass

In this food web, the snake occupies which trophic level?

  • A

    Tertiary consumer

  • B

    Primary consumer

  • C

    Secondary consumer (3rd trophic level)

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  • D

    Primary producer

Explanation

Grass (producer) -> Mouse (primary consumer) -> Snake (secondary consumer). The snake is at the third trophic level.

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