Question

consider the diagram of the nitrogen cycle. what abiotic factor is responsible for making atmospheric nitrogen available for use by plants? a soil bacteria b legume root bacteria c lightning d decomposers

Explanation:

Abiotic factors are non - living components. Soil bacteria and legume root bacteria are living (biotic). Decomposers are also living organisms. Lightning is an abiotic factor that can cause nitrogen fixation, making atmospheric nitrogen available for plants.

Answer:

C. lightning