Principles of Ecology. Chapter 2.1. Biotic & Abiotic Factors. Biotic = Living organisms Abiotic = Nonliving Soil,Air,Water Substrate. Population:. Number of Individuals Same Species In an area or place. Community. All the Plants & Animals In a given area ? Community of Del Mar.
Only one benefits
One benefits &
Host slowly harmedOrganism Interrelationships: