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

Parts of a habitat that are or were once alive and interact with an organism

The nonliving parts of an organism’s habitat

Group of organisms that can mate with each other and produce offspring

All the members of one species living in a particular area

All the different populations that live together in an area

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

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

An organism that can make its own food

Obtains energy by feeding on other organisms

A carnivore that feeds on the dead body’s of organisms

Break down biotic wastes and dead organisms

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

Consists of many overlapping food chains

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

An organism that makes its own food

An organism that has to get its food from s source

Shows the amount of energy that moved from one feeding level to another

The number of individuals in an area of a specific size

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

Three types of interaction among organisms

One organism living with, on, or inside another organism and harming it.

One organism kills another for food or nutrients

Two species share a niche, one of their population might be affected

How an organism obtains its food, the type of food it eats, and what other organisms eat it.

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Ecosystems

Term	Definition
Organism	Living thing
Habitat	Environment that provides the things a specific organism needs to live, grow, and reproduce
Biotic factor	Parts of a habitat that are or were once alive and interact with an organism
Abiotic Factor	The nonliving parts of an organism’s habitat
Species	Group of organisms that can mate with each other and produce offspring
Population	All the members of one species living in a particular area
Community	All the different populations that live together in an area
Ecosystem	The community of organisms that live in a particular area, along with the nonliving environment
Ecology	The study of how organisms interact with each other and their environment
Producer	An organism that can make its own food
Consumer	Obtains energy by feeding on other organisms
Carnivores	Only eat animals
Herbivores	Eat only plants
Scavenger	A carnivore that feeds on the dead body’s of organisms
Omnivores	Eat both plants and animals
Decomposers	Break down biotic wastes and dead organisms
Food chain	A series of events in which one organism eats another and obtains energy
Food web	Consists of many overlapping food chains
Photosynthesis	The set of chemicals reactions plants use to turn light, water, and nutrients into oxygen and energy
Chlorophyll	Absorbs light
Autotroph	An organism that makes its own food
Heterotrophs	An organism that has to get its food from s source
Energy pyramid	Shows the amount of energy that moved from one feeding level to another
Population Density	The number of individuals in an area of a specific size
Limiting factor	An factor that causes a population to stop growing or to decrease in size
Symbiosis	Three types of interaction among organisms
Commensalism	One species get benefit
Mutualism	Both get benefit
Parasite	One organism living with, on, or inside another organism and harming it.
Predation	One organism kills another for food or nutrients
Competition	Two species share a niche, one of their population might be affected
Niche	How an organism obtains its food, the type of food it eats, and what other organisms eat it.

Created by: user-1979320

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