Biology A (Salters-Nuffield) A-Level
Pioneer species
What Pioneer species means in Biology A (Salters-Nuffield) A-Level, as defined for Pearson Edexcel.
Definition of Pioneer species
Check what you remember
Read the wording for your board, then hide it and explain Pioneer species in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
The first colonisers of bare, hostile ground, able to tolerate extremes and low nutrient availability.
Topics that use Pioneer species
- Topic 5: On the Wild Side (Pearson Edexcel A-Level)
Related terms
- Abiotic factors
- Abundance
- Allele frequency
- Allopatric speciation
- Anthropogenic causes of climate change
- ATP as universal energy currency
- Biomass units
- Biotic factors
Using Pioneer species in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Biology A (Salters-Nuffield) questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Biology A (Salters-Nuffield) A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge