Topic 7 - Abiotic And Biotic Factors

Question 1

What does it mean for an ecosystem that abiotic factors can vary?

Answer 1

A change in the environment can lead to an increase or decrease in an abiotic factor which can affect the sizes of populations in a community and other organisms that depend on them.

Question 2

Give an example of how changes in biotic factors can affect an ecosystem?

Answer 2

A new predator could cause a disease in a prey population