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AP Environmental Science Eng 1 B Explain How Energy Flows and Matter Cycles Through Trophic Levels Questions

Practice AP Environmental Science questions on how energy flows from producers through trophic levels while matter cycles through ecosystems.

Syllabus
Effective Fall 2025
Course
AP Environmental Science

AP Environmental Science Eng 1 B Explain How Energy Flows and Matter Cycles Through Trophic Levels Questions question 1

[Maximum number: 1]

An Arctic food web includes the following organisms.

Figure for Question AP Environmental Science Eng 1 B Explain How Energy Flows and Matter Cycles Through Trophic Levels Questions question 1 — AP Environmental Science

Note: Figures not drawn to scale.

Other than showing which organisms are consumed by other organisms, describe what is indicated by the direction of the arrows in the diagram.

As the amount of sea ice has decreased, larger expanses of the Arctic Ocean are now completely free of sea ice for several weeks each summer. Ringed seals, the preferred prey of polar bears, come to holes in the sea ice to breathe.

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