IB ESS HL 2.2.7 Heat Generation Questions

Use ecosystem and productivity diagrams to recognise respiratory heat outputs from producers and consumers and connect them with inefficient energy transformations.

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recognise respiration as the heat-releasing process represented in trophic energy-budget and food-chain diagrams

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Study 2.2.7—Heat generation conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

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Figure:Example of a lake ecosystem

Figure: Example of a lake ecosystem below shows an example of a lake ecosystem.

Rooting flowering plants: producers

Identify one way in which energy may leave this ecosystem.

Birds: secondary and tertiary consumer eg kingfisher

Floating plants: producers eg lilies, water fern

Frog: secondary consumer

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IB ESS HL 2.2.7 Heat Generation Questions question 1