Biology quiz: Matter and energy flow in ecosystems

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What this quiz should check

Topic: Use mathematical representations for cycling of matter and flow of energy among organisms in an ecosystem (HS-LS2-4). A good Biology quiz on this asks students to:

• Use a mathematical representation to support a claim about energy flow among organisms in an ecosystem (HS-LS2-4)
• Explain that only a fraction of matter and energy transfers upward between trophic levels
• Connect conservation of matter and energy to atoms cycling (C, O, H, N) through an ecosystem
• Avoid claims that require calculations beyond proportional reasoning

Misconceptions worth a question

• Requiring detailed calorie accounting or population dynamics models beyond proportional reasoning (outside the HS-LS2-4 assessment boundary)
• Saying energy is 'used up' instead of transferred and released
• Confusing matter cycling with energy flow direction

Teacher tip: Stay inside HS-LS2-4: proportional models of biomass/energy transfer and conservation. Tell the AI not to test advanced population modeling or detailed biogeochemical pathway names.

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Biology Matter and energy flow in ecosystems lesson plan prompt →