Question

7.Which is a biotic factor that affects the size of a population in a specific ecosystem?

Answer 1

Answer:

One biotic factor that affects the size of a population in an ecosystem is the number and type of predators in that ecosystem

Explanation:

A biotic factor is a living organism that shapes its environment. In a freshwater ecosystem, examples might include aquatic plants, fish, amphibians, and algae. Biotic and abiotic factors work together to create a unique ecosystem.

Answer 2

Answer:

Biotic and abiotic factors determine the population size of a species in an ecosystem. What are some important biotic factors? Biotic factors include the amount of food that is available to that species and the number of organisms that also use that food source.