Select the word that best matches each definition.
What is an organism that uses sunlight directly to produce food?
This word describes a specific type of species, an individual.
This word describes a group of the same species of organisms that live together in a specific area and reproduce. They compete for mates, food, or habitat.
These are the various populations of organisms existing in one specific area which are dependent on each other for food, shelter, etc.
This word describes a community of organisms and their abiotic environment.
These are the regions of the world with similar climates where many ecosystems are located.
This is the part of the earth where life exists.
This term describes all living or once living organisms that live(d) together and interact(ed) with one another
These include all non living physical factors that affect organisms such as water, sunlight, oxygen, temperature, and soil.
This word describes the surroundings or conditions which affect an organism.