Question

tropical rainforests have more kinds of plants and animals than any other land biome. which of the following is a biotic factor in a tropical rainforest?
○ a. a population of decomposers
○ b. the regions air quality
○ c. a stream running through the forest
○ d. the average amount of rainfall

Explanation:

Biotic factors are living components of an ecosystem. Decomposers (like fungi and bacteria) are living organisms. Air quality, a stream (water), and rainfall are abiotic (non - living) factors.

Answer:

A. a population of decomposers