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 and that interact with an organism

Non-livings parts of an organisms habitat

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

All the members of one species living in a particular area referred to as a population

All the different populations that live together in an area

The community of organisms that lives in a particular area

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 is called it’s carrying capacity.

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.

Which is a relationship in which both species benefit.

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

An organism that can make its own food

Obtains energy but feeding on other organisms

Is a carnivore that feeds on the bodies of dead organisms

Consumers that eat both plants and animals

Break down biotic wastes and dead organisms, returning the raw materials tot he ecosystem

A series of events in which on organism eats another’s and obtains energy and nutrients

Consist of many overlapping food chains in an ecosystem

The amount of energy that moves from one feeding level to another food wen

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

An organism that makes it own food

An organism that has to get its food from a source.

Consumer that only eats animals

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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 of a habitat that are or were once alive and that interact with an organism
Abiotic factor	Non-livings parts of an organisms habitat
Species	A group of organisms that can mate with each other and produce offspring
Populations	All the members of one species living in a particular area referred to as a population
Community	All the different populations that live together in an area
Ecosystem	The community of organisms that lives in a particular area
Ecology	The study of how organisms interact with each other and with their environment
Populations 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 is called it’s carrying capacity.
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	Which is a relationship in which both species benefit.
Parasitism	A relationship that involves one organism living with, on, or inside another organism and harming it
Producer	An organism that can make its own food
Consumer	Obtains energy but feeding on other organisms
Scavenger	Is a carnivore that feeds on the bodies of dead organisms
Herbivores	Consumers that only eat plants
Omnivore	Consumers that eat both plants and animals
Decomposers	Break down biotic wastes and dead organisms, returning the raw materials tot he ecosystem
Food chain	A series of events in which on organism eats another’s and obtains energy and nutrients
Food web	Consist of many overlapping food chains in an ecosystem
Energy pyramid	The amount of energy that moves from one feeding level to another food wen
Photosynthesis	The set of chemical reactions plants use to turn light, water, and nutrients into oxygen and energy
Chlorophyll	Absorbs light
Autotroph	An organism that makes it own food
Heterotroph	An organism that has to get its food from a source.
Carnivores	Consumer that only eats animals

Created by: user-1979190

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