Factors that affect community - ecosystems and biodiversity

Question 1

What are abiotic factors?

Answer 1

Non living factors in an environment.
E.g
moisture level
light intensity
temperature
carbon dioxide level
wind intensity
oxygen level
soil PH

This being changed can affect side of population in a community.

Question 2

What are biotic factors?

Answer 2

Living factors in an environment.
This can affect population size of some species.
E.g competition
new predators
availability of food
new pathogens