group of living organisms consisting of similar individuals capable of interbreeding

the natural home of an animal, plant, or other organism

Inhabitants of a particular town, area, or country

a group of people living in the same place

community of interacting organisms and physical environment.

relations of organisms to one another and their physical surroundings

organism that is able to form nutritional organic substances

organism deriving its requirements from organic substances.

organisms of an ecological food chain that receive energy

produce food through photosynthesis

organism that uses organic waste as a food source

organism that lives and feeds on dead organic matter

any class of organisms that occupy the same position in a food chain

flow of food energy & the feeding relationships between them

system of interlocking and interdependent food chains.

square plot of land marked off for the study of plants & animals

a frequency distribution of observed data

Contains physical features & organisms of an ecosystem but restricted in size/scope