To remain alive or in existence.

Organisms that convert energy from the sun into it's own food.  They are apart of the first level of a food chain.  

A community of living and nonliving things interacting together.

Organisms that get their energy from other organisms.

The surroundings or conditions in which a person, animal, or plant lives or operates.

What are plants and animals classified as in an ecosystem.

An organism that gets it's energy by consuming other organisms.

What are rocks, soil, air, water and sunlight classified as in an ecosystem?

An organism that gets it's energy from consuming producers.

Animals need food, water, air, and shelter to survive. Similarly, plants need water, nutrients, air, and light to survive.  What are necessary things that an organisms need to survive called? 

A ________is something that helps something else

The source of all energy in a food chain.

The function or position of a species within an community. It includes the physical environment to which it has become adapted as well as its role as producer or consumer.

Organisms that get their energy from dead consumers and producers.  They also break down these organisms and return their nutrients to the soil.

When organisms strive to gain or win something by defeating or establishing superiority over other organisms who are trying to do the same thing.  They could be trying to acquire food or shelters to survive.

A group of individuals of the same species occupying a particular geographic area.

An consumer that is able to acquire its energy from producers or consumers.

An interacting group of various species in a common location. For example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil all interact and live in a common location.

A diagram that shows the connection between various food chains.

The function assumed or part played by a person or thing in a particular situation.

When too many organism occupy one area.

What do the arrows in the diagram below represent?

 A group of closely related organisms that are very similar to each

When energy is passed from one organism to another we say that the energy was ____________.

When organism are dependent on each other to live and survive.  For examples herbivores are dependent on producers to survive and some producers and dependent on other organisms to cross pollinate.