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

The parts of a habitat that are or were once alive

Nonliving parts of an organisms habitat

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

Members of one species living in a particular area

All the different populations that live together in an area

Organisms that live in a particular area, along with the non living environment

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

The number of individuals in an area of a 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.

An organism that can make its own food.

Something that obtains energy by feeding other organisms.

A carnivore that feeds on bodies of dead organisms

Consumers that only eat animals

Consumers that only eat plants and other photosynthetic organisms

Things that break down biotic wastes and dead organisms, returning the raw materials to the ecosystem

A series of events in which one organism eats another and obtains energy and nutrients

Consist of many overlapping food chains in an ecosystem

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

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

A green pigment in the chloroplast that absorbs light

An organism that makes its own food

An organism that has to get its food from a source

When 2 species share a niche, one of their populations might be affected

Is any relationship in which two species live closely together.

A relationship in which one species benefits and the other species is neither helped or harmed.

Which is a relationship in which both species benefit.

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

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Ecosystem

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 of a habitat that are or were once alive
Abiotic factor	Nonliving parts of an organisms habitat
Species	A group of organisms that can mate with each other and produce offspring
Population	Members of one species living in a particular area
Community	All the different populations that live together in an area
Ecosystem	Organisms that live in a particular area, along with the non living environment
Ecology	The study of how organisms interact with each other and with their environment
Population density	The number of individuals in an area of a 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.
Producer	An organism that can make its own food.
Consumer	Something that obtains energy by feeding other organisms.
Scavenger	A carnivore that feeds on bodies of dead organisms
Carnivores	Consumers that only eat animals
Herbivores	Consumers that only eat plants and other photosynthetic organisms
Decomposers	Things that break down biotic wastes and dead organisms, returning the raw materials to the ecosystem
Food chain	A series of events in which one organism eats another and obtains energy and nutrients
Food web	Consist of many overlapping food chains in an ecosystem
Energy pyramid	A diagram that shows the amount of energy that moves from one feeding level to another in a food web
Photosynthesis	Is the set of chemical reactions plants use to turn light, water, and nutrients into oxygen and energy
Chlorophyll	A green pigment in the chloroplast that absorbs light
Autotroph	An organism that makes its own food
Heterotroph	An organism that has to get its food from a source
Competition	When 2 species share a niche, one of their populations might be affected
Symbiosis	Is any relationship in which two species live closely together.
Commensalism	A relationship in which one species benefits and the other species is neither helped or harmed.
Mutualism	Which is a relationship in which both species benefit.
Parasitism	A relationship that involves on organism living with, on, or inside another organism and harming it

Created by: user-1979066

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