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Learning objective

Explain how biomass is lost in faeces through egestion.

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Topic

Trophic levels in an ecosystem (biology only)

Subtopic

Transfer of biomass

Aqa Gcse BiologyEcology

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Quick explanation

Explain how biomass is lost in faeces through egestion

  • This point belongs to Trophic levels in an ecosystem (biology only), especially Transfer of biomass.
  • You need to be able to explain how biomass is lost in faeces through egestion.
  • The key ideas to know are faeces and egestion.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

faecesegestion

Why it matters

This objective helps connect Transfer of biomass to exam-style questions, flashcards, and revision notes for Trophic levels in an ecosystem (biology only).

Quick student answer

How do you explain biomass is lost in faeces through egestion?

Direct answer

In Biology, this page helps you answer questions about biomass is lost in faeces through egestion within Trophic levels in an ecosystem (biology only). Focus on the key process, correct scientific terms, and how the idea links to exam-style questions. Key terms to check are egestion and faeces.

Key terms

  • egestion: egestion is a curriculum-aligned term linked to the learning objective: Explain how biomass is lost in faeces through egestion..
  • faeces: In Transfer of biomass, faeces means faeces is a curriculum-aligned term linked to the learning objective: Explain how biomass is lost in faeces through egestion. This matters in Trophic levels in an ecosystem (biology only) because it supports the learning objective to explain how biomass is lost in faeces through egestion. Use faeces only in this subtopic-relevant sense so the definition stays concise, curriculum-specific, and useful for AQA GCSE Biology revision. Students should use this term accurately when they explain the biology, identify symptoms, or justify an answer in GCSE Biology questions.

Common trap

Transfer of biomass common mistake 1: Answer by clearly explaining how to explain how biomass is lost in faeces through egestion..

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Question 1

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