The study of how living things interact with each other and with their environment

Every living and non-living thing that surrounds an organism

All the living and non-living things that interact in a specific area; a subdivision of the environment

The living parts of the environment

Nonliving parts of the environment

The place where a plant or animal lives

All the individuals of a single species that live in a specific area

A combination of all the different populations that live and interact in the same environment

All of Earth's ecosystems, collectively; the biologically inhabited portions of Earth, including all of the water, land, and air in which organisms survive

The struggle between organisms for the same limited resources in a particular area

Any factor in the environment that limits the size of a population

An animal that hunts and kills other animals for food

An animal that is hunted and killed by predators

The largest population of any single species that an area can support

The specific role played by an organism or a population of organisms in the ecosystem

A representation that identifies the specific relationships among organisms

An organism that produces its own food; the source of energy for all other living things on Earth

An organism that makes its own food from light energy and inorganic materials

An organism that eats only plants

An organism that survives by eating animals

An organism, generally a bacteria or fungus

A carnivore that feeds on the bodies of dead organisms

An organisms that survives by living and feeding on other organisms

The organism in a parasitic relationship that provides the home and food for the parasite

A representation of many interconnected food chains that shows the feeding relationships among producers, consumers, and decomposers

A diagram showing how food energy moves through the ecosystem

The variety of species in an area

Ecological succession

The process by which an existing community is replaced by another community

An organisms that obtains its energy from producers

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Topic 6

Living Environment

Term	Definition
Ecology	The study of how living things interact with each other and with their environment
Environment	Every living and non-living thing that surrounds an organism
Ecosystem	All the living and non-living things that interact in a specific area; a subdivision of the environment
Biotic	The living parts of the environment
Abiotic	Nonliving parts of the environment
Habitat	The place where a plant or animal lives
Population	All the individuals of a single species that live in a specific area
Community	A combination of all the different populations that live and interact in the same environment
Biosphere	All of Earth's ecosystems, collectively; the biologically inhabited portions of Earth, including all of the water, land, and air in which organisms survive
Competition	The struggle between organisms for the same limited resources in a particular area
Limiting Factors	Any factor in the environment that limits the size of a population
Predator	An animal that hunts and kills other animals for food
Prey	An animal that is hunted and killed by predators
Carrying capacity	The largest population of any single species that an area can support
Ecological niche	The specific role played by an organism or a population of organisms in the ecosystem
Food chain	A representation that identifies the specific relationships among organisms
Autograph	An organism that produces its own food; the source of energy for all other living things on Earth
Producer	An organism that makes its own food from light energy and inorganic materials
Heterotroph	An organism that eats only plants
Herbivore	An organism that eats only plants
Carnivore	An organism that survives by eating animals
Decomposer	An organism, generally a bacteria or fungus
Scavenger	A carnivore that feeds on the bodies of dead organisms
Parasite	An organisms that survives by living and feeding on other organisms
Host	The organism in a parasitic relationship that provides the home and food for the parasite
Food webs	A representation of many interconnected food chains that shows the feeding relationships among producers, consumers, and decomposers
Energy pyramid	A diagram showing how food energy moves through the ecosystem
Biodiversity	The variety of species in an area
Ecological succession	The process by which an existing community is replaced by another community
Consumer	An organisms that obtains its energy from producers

Created by: user-1977505

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