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Pyramids of biomass — OCR GCSE Biology A J247

Home
Biology
OCR GCSE Biology A
Community level systems
Ecosystems
Pyramids of biomass

OCR GCSE Biology A · J247

Pyramids of biomass

What you need to know

Describe pyramids of biomass.
Explain how biomass is lost between trophic levels via egestion, excretion, and respiration.

Revision notes

1
Pyramids of biomass
4 key terms

Practise with past papers Key terms & definitions

Previous subtopicTrophic levels Next subtopicEfficiency of biomass transfer