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7.1.3 Biotic factors
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Living influences in ecosystems

Living influences in ecosystems

A biotic factor is a living influence that affects organisms in an ecosystem. It is caused by other living organisms, such as predators, pathogens or competitors.

7.1.3 Biotic factors Lesson

  1. GCSE
  2. /Biology
  3. /7.1.3 Biotic factors

Step-by-step lessons on AQA GCSE Biology 7.1.3 Biotic factors. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons