An environment that provides the things a specific organism needs to live, grow, and reproduce

The parts if a habitat that are or were once alive and that interacted with an organism

The nonliving parts of an organism’s habitat

A group of organisms that can mate with each other and produce offspring that can also mate and reproduce

All the different populations that live together in an area

The community of organisms that lives in a particular area, along with the nonliving environment

The study of how organisms interact with each other and with their environment

The the number of individuals in an area of specific size

An environmental factor that causes a population to stop growing or to decrease in size

The largest population that an area can support

Any relationship in which two species live closely together

A relationship in which one species benefits and the other species is neither helped nor harmed

A relationship where both species benefit

A relationship that involves one organism living with, on, or inside another organism and harming it

All the members of one species living in a particular e

An organism that makes its own food

Obtains energy by feeding on other organisms

Consumers that only eat animals

A carnivore that feeds on the bodies of dead organisms

Consumers that only eats plants

Consumers that eats both plants and animals

Breaks down biotic wastes and dead organisms, returning raw materials to the ecosystem

A series of events in which one organism eats another

Consists of many overlapping foodchains in an ecosystem

Shows the amount of energy that moves from one feeding level to another in a food web

The set of chemical reactions plants use to turn light,water, and nutrients into oxygen and energy

Absorbs light, much like cells in solar panels do.

An organism that has to get its food from a source

An organism unable to make its own food

Includes how an organism obtains its food

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Ecosystems

Term	Definition
Organism	Living thing
Habitat	An environment that provides the things a specific organism needs to live, grow, and reproduce
Biotic factor	The parts if a habitat that are or were once alive and that interacted with an organism
Abiotic factor	The nonliving parts of an organism’s habitat
Species	A group of organisms that can mate with each other and produce offspring that can also mate and reproduce
Community	All the different populations that live together in an area
Ecosystem	The community of organisms that lives in a particular area, along with the nonliving environment
Ecology	The study of how organisms interact with each other and with their environment
Population density	The the number of individuals in an area of specific size
Limiting factor	An environmental factor that causes a population to stop growing or to decrease in size
Carrying capacity	The largest population that an area can support
Symbiosis	Any relationship in which two species live closely together
Commensalism	A relationship in which one species benefits and the other species is neither helped nor harmed
Mutualism	A relationship where both species benefit
Parasitism	A relationship that involves one organism living with, on, or inside another organism and harming it
Population	All the members of one species living in a particular e
Producer	An organism that makes its own food
Consumer	Obtains energy by feeding on other organisms
Carnivore	Consumers that only eat animals
Scavenger	A carnivore that feeds on the bodies of dead organisms
Herbivore	Consumers that only eats plants
Omnivore	Consumers that eats both plants and animals
Decomposer	Breaks down biotic wastes and dead organisms, returning raw materials to the ecosystem
Foodchain	A series of events in which one organism eats another
Foodweb	Consists of many overlapping foodchains in an ecosystem
Energy pyramid	Shows the amount of energy that moves from one feeding level to another in a food web
Photosynthesis	The set of chemical reactions plants use to turn light,water, and nutrients into oxygen and energy
Chlorophyll	Absorbs light, much like cells in solar panels do.
Autotroph	An organism that has to get its food from a source
Heterotroph	An organism unable to make its own food
Niche	Includes how an organism obtains its food

Created by: user-1979079

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