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Definitions from the Web

Abiotic Factor

Noun (Ecology): Any non-living physical or chemical component of an ecosystem that influences the organisms within it.

Noun Example: The amount of sunlight in an environment is an abiotic factor that affects the growth of plants.

Adjective: Referring to the non-living elements in an ecosystem or influenced by such elements.

Adjective Example: The abiotic conditions of the desert are extremely harsh with minimal water and high temperatures.

Related products on Amazon: Ecology Books, Ecosystem Models