Ecosystems

A process where organisms that are better adapted to their environment tend to survive and produce more offspring.

A biological community of interacting organisms and their environment

Groups of individuals belonging to the same species that live in the same region at the same time

These are elements of the human environment, and include both natural and built resources

A living thing that has many parts that depend on each other and work together

A series of many organisms related by predator-prey and consumer-resource interactions. Shows the connection of many paths and how they are related.

A series of organisms interrelated in their feeding habits with the smallest being fed upon by a larger one. Shows one path only.

The existence of many different kinds of plants and animals in an environment.

The circulation of carbon atoms in the biosphere as a result of photosynthetic conversion of carbon dioxide into complex organic compounds by plants, which are consumed by other organisms.

Organisms that convert energy from the sun into food.

Organisms that get their energy by feeding on other organisms for food.

Organisms that break down the cells in dead organisms

an organism that eats another organism

the organism that is used as food