Direct effect or change.

All of the interacting members of the same species in an area.

An increase in the number of individuals of a given species over what its ecosystem can sustain, often with both direct and indirect effects on other organisms in the ecosystem.

A path of energy transfer from one organism to another.

An interconnected set of food chains.

An organism that hunts and feeds on another organism

An animal that is hunted as food.

All of the living and non-living things and all of their interactions in an area.

Characterized by having a metabolism and the ability tomaintain life processes.

A part of the ecosystem that is not alive , such as sunlight, air (includes oxygen and carbon dioxide), water, rocks, and soil.

A single, self-contained living thing.

An organism that uses sunlight to make its own food for energy.

An organism that gets energy by eating other organisms.

An animal that gets energy by only eating other animals.

An animal that gets energy by only eating plants.

An animal that gets energy by eating both plants and animals.

A long-term relationship between two different kinds of organisms where one or both receive benefit.

An organism that consumes dead or nonliving biomass without need for internal digestion.

living

nonliving