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.
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.