List 4 facts of primary succession & 4 facts of secondary succession .

-The stages of primary succession include pioneer plants (lichens and mosses), grassy stage, smaller shrubs, and trees.

-Animals begin to return when there is food there for them to eat.

- Successional dynamics following severe disturbance or removal of a pre-existing community are called secondary succession.

-An area of growth.

-A disturbance, such as a fire, starts.

-The fire destroys the vegetation.

-The fire leaves behind empty, but not destroyed soil.-

The cell membrane in a plant cell allows specific substances to pass through it

Explanation:Hope this was helpful