abiotic factor

Abiotic Factor

Any factor or component that may be found in a living system which may be required by or is integral to the system, but is not itself capable of life, e.g., physical factors, including light, temperature, atmospheric gases, and inorganic chemicals, and geological factors, such as rocks and minerals.

abiotic factor

any contribution to the ENVIRONMENT or ecosystem that is of a nonliving nature, e.g. climate, pH.