Question

fall final exam (2025 - m)
which of the following is not a biotic factor? (non living)
○ bacteria
○ dog
○ wind

Explanation:

Biotic factors are living or once - living components of an ecosystem. Bacteria and dogs are living organisms, so they are biotic factors. Wind is a non - living component (abiotic factor) as it has no life characteristics like growth, reproduction, or metabolism.

Answer:

C. wind