Written by the Fiveable Content Team โข Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated August 2025
Definition
Biodiversity refers to the variety of living organisms in a particular ecosystem or on Earth as a whole. It includes diversity within species, between species, and of ecosystems.
An ecosystem is a community of living organisms interacting with each other and their physical environment. It includes both biotic (living) and abiotic (non-living) components.