What is an organism that survives by eating animals
carnivore
100
What is the specific role played by an organism or a population of organisms in the ecosystem
ecological niche
100
What is an organism that survives by living and feeding on other organisms
parasite
100
What is an organism, generally a bacterium on fungus, that consumes dead organisms and organic waste
decomposer
200
What is an organism that produces its own food; the source of energy for all other living things on Earth
autotroph
200
What is the largest population of any single species that an area can support
carrying capacity
200
What is the process by which an extincting community is replaced by another community
ecological succession
200
What is all the individuals of a single species that live in a specific area
population
200
What is every living and nonliving thing that surrounds an organism
environment
300
What is the variety of species in an area
biodiversity
300
What is a combination of all the different populations that live and interact in the same environment
community
300
What is the study of how living things interact with one another and with their environment
ecology
300
What is an animal that hunts and kills other animals for food
predator
300
What is a representation that identifies the specific feeding relationship among organisms
food chain
400
What is all of Earth's ecosystems, collectively; the biologically inhabited portions of Earth, including all of the water, land, and air in which organisms survive
biosphere
400
What is the stuggle between organisms for the same limited resources in a particular area
competition
400
What is all the living and nonliving things that interact in a specific area; a subdivision of the environment
ecosystem
400
What is an animal that is hunted and killed by predators
prey
400
What is a representation of many imterconnected food chains that shows the feeding relationships among prodcers, consumers, and decomposers
foodweb
500
What is the living parts of the environment
biotic
500
What is an organism that obtains its energy from producers
consumer
500
What is a diagram showing how food energy moves through the ecosystem
energy pyramid
500
What is an organism that makes its own food from light energy and inorganic materials