The study of the relationships and interactions of living things with one another and with their environment

The living parts of an ecosystem (Ex. grass, trees, insects. . .)

The nonliving parts of an ecosystem (Ex. water, sunlight, soil . . .)

A group of organisms of the same type, or species, living together in the same area

The living part of an ecosystem (ex. grass, trees, animals. . . )

Consists of all the living and nonliving things in a given area

An organism that makes its own food for energy (Ex. plants)

An organism that must consume other organisms for energy (Ex. animals

Organism that makes its own food for energy

Ultimate source of energy in an ecosystem

Organism that feeds on producers or other consumers for energy

An animal that eats animals that are already dead

Organisms that break down dead organisms for energy and return raw materials/nutrients to the soil

Shows how food energy is transferred from one organism to another

all the possible food chains in an ecosystem

Location of a consumer along a food chain

Consumer that eats animals that eat producers

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

When organisms struggle with each other for resources

Interaction in which one organism hunts and kills another organism for food

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Energy Flow Vocab

Energy Flow Vocabulary Practice

Term	Definition
Ecology	The study of the relationships and interactions of living things with one another and with their environment
Biotic Factor	The living parts of an ecosystem (Ex. grass, trees, insects. . .)
Abiotic Factor	The nonliving parts of an ecosystem (Ex. water, sunlight, soil . . .)
Population	A group of organisms of the same type, or species, living together in the same area
Community	The living part of an ecosystem (ex. grass, trees, animals. . . )
Ecosystem	Consists of all the living and nonliving things in a given area
Energy Roles in an Ecosystem	Producer, Consumer, Decomposer
Autotroph	An organism that makes its own food for energy (Ex. plants)
Heterotroph	An organism that must consume other organisms for energy (Ex. animals
Producer	Organism that makes its own food for energy
Sun	Ultimate source of energy in an ecosystem
Consumer	Organism that feeds on producers or other consumers for energy
Herbivore	Plant-eater
Carnivore	Meat-eater
Omnivore	Eats both plants and meat
Scavenger	An animal that eats animals that are already dead
Decomposer	Organisms that break down dead organisms for energy and return raw materials/nutrients to the soil
Food Chain	Shows how food energy is transferred from one organism to another
Food Web	all the possible food chains in an ecosystem
Feeding Level	Location of a consumer along a food chain
Primary consumer	Consumer that eats producers
Secondary consumer	Consumer that eats animals that eat producers
Energy Pyramid	Shows the reduced amount of energy that moves from one feeding level to another
1st level consumer is always an	Herbivore
2nd level consumer is either an	Omnivore or a carnivore
Competition	When organisms struggle with each other for resources
Predation	Interaction in which one organism hunts and kills another organism for food
Predator	Hunts, captures, and eats prey
Prey	Hunted and eaten by predators

Created by: MarcyTucker

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