Biology GCSE
bioindicator species
What bioindicator species means in Biology GCSE, as defined for OCR.
Definition of bioindicator species
Check what you remember
Read the wording for your board, then hide it and explain bioindicator species in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Organisms that provide biological evidence, such as lichens revealing atmospheric sulfur dioxide levels or freshwater invertebrates indicating aquatic organic pollution.
Topics that use bioindicator species
- Monitoring and maintaining the environment (OCR GCSE)
Related terms
- atmospheric gases and water availability
- axis scaling
- biodiversity preservation
- ecotourism
- Environmental change
- environmental monitoring
- graph plotting
- habitat destruction
Using bioindicator species in the exam
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