A chain of organisms in which each link feeds on the one ahead to gain energy
Food Chain
An organism that breaks down chemicals from wastes and dead organisms, and returns important materials to the soil and water
Decomposer
A consumer that feeds directly on producers
Primary Consumer
The struggle between organisms to survive in a habitat with limited resources
Competition
Movement of energy from one place or object to another
Energy Transfer
A network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
Food Web
What provides the primary source of energy to the earth?
The Sun
An organism that feeds only on primary consumers, including carnivores and some omnivores
Secondary Consumer
Resources are in great supply, easily available; more than enough
Abundant
To grow very well; improve physically
Thrive
The passage of energy through the components of an ecosystem
Energy Flow
An organism that obtains energy by eating only plants.
Herbivore
A carnivore that feeds on the bodies of dead organisms
Scavenger
Resources are in short supply
Scarce
Pass from physical life and lose all bodily attributes and functions necessary to sustain life
Perish
An organism that can capture energy from sunlight or chemicals and use it to produce food from inorganic compounds; also called an autotroph
Producer
An animal that feeds on both animal and vegetable substances
Omnivore
Living and nonliving things in an environment, together with their interactions
Ecosystem
Relying on another, looked after by someone else
Dependent
A long period without rain
Drought
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Consumer
An organism that obtains energy by eating animals
Carnivore
The exchange of carbon dioxide and oxygen through plants and animals in our environment
Carbon-Oxygen Cycle
A living thing that has (or can develop) the ability to act or function independently
Organism
What is my middle name
Michelle