How are populations affected by conditions in an ecosystem?Video

The abundance of organisms in an ecosystem is dependent upon biotic (living) and abiotic (non-living) factors. Abundance and distribution are estimated using techniques such as transects and quadrats.

Part ofCombined ScienceLiving together - Food and ecosystems

Greg Foot investigates the distribution and abundance of organisms in an ecosystem.

Next up
Listen to an audio clip
Back to revise
How are populations affected by conditions in an ecosystem?

More guides on this topic

Related links