natural selection vocab

pioneer species

• Organisms that can grow on rocks and in harsh conditions.

• Gradual changes that occur when a community recovers.

primary succession

• Organisms that can grow on rocks and in harsh conditions.

• Gradual changes that occur when a community recovers.

secondary succession

• Gradual changes that occur to the remaining soil and other living things when a community recovers.

• Organisms that can grow on rocks and in harsh conditions.

environmental disturbance

• An event of intense environmental stress causing large changes in the affected ecosystem.

• Gradual changes that occur to the remaining soil and other living things when a community recovers.

stable

• A biological system that survives, functions, and remains productive over time.

• Resistant to change.

sustainable

• resistant to change

• A biological system that survives, functions, and remains productive over time.

gradual

• Resistant to change.

• Something that occurs slowly over time.

climax community

• The removal of a forest or stand of trees from land.

• A stable mature community that has reached equilibrium.

deforestation

• The removal of a forest or stand of trees from land.

• A stable mature community that has reached equilibrium.

renewable resources

• Resources that are constantly recycled or replaced by nature.

• A stable mature community that has reached equilibrium.