Question

examine the diagram that shows a pond and several organisms that live in it. the bacteria in the pond provide food for the small fish and produce oxygen for the pond. what word best describes the ecological role of the bacteria? biotic factor abiotic factor resource niche

Explanation:

Biotic factors are living organisms. Abiotic factors are non - living. A resource is something that is used by organisms for survival, like food or oxygen, which the bacteria provide. A niche is the role and position an organism has in its environment including how it meets its needs for food and shelter. Since the bacteria provide food and oxygen, they are a resource.

Answer:

C. Resource