QCE Together Year 12 Biology: Energy Transfer in Ecosystems

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Energy Transfer in Ecosystems

How Does Energy Transfer in Ecosystems?

This post will go through energy transfer in ecosystems for QCE Biology.

3.2.1 – Functioning Ecosystems

  • Analyse and calculate energy transfer (food chains, webs and pyramids) and transformations within ecosystems, including loss of energy through radiation, reflection and absorption efficiencies of energy transfer from one trophic level to another biomass
  • Construct and analyse simple energy-flow diagrams illustrating the movement of energy through ecosystems, including the productivity (gross and net) of the various trophic levels

 

Types of Energy Transfer

This video goes through the different types of energy transfer types.

 

This video goes through trophic levels.

 

This video goes through some energy transfer calculation practice problems.

 

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