Ecosystems and Communities

Science

Watch Lesson: Ecosystems and Communities

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an animal that only eats other animals

An Animal That Only Eats Other Animals.

Carnivore

Carnivore Simple Definition

a relationship where one species benefits but the other is neither helped nor harmed

A Relationship Where One Species Benefits But The Other Is Neither Helped Nor Harmed.

Commensalism

Commensalism Simple Definition

populations that live in the same habitat

Populations That Live In The Same Habitat.

Community

Community Simple Definition

the struggle between two or more living things for the same limited resource

The Struggle Between Two Or More Living Things For The Same Limited Resource.

Competition

Competition Simple Definition

unlike a plant, cannot make its own food, instead it eats other living things

Unlike A Plant, Cannot Make Its Own Food, Instead It Eats Other Living Things.

Consumer

Consumer Simple Definition

an organism that breaks down dead organisms and waste, like fungi or bacteria

An Organism That Breaks Down Dead Organisms And Waste, Like Fungi Or Bacteria.

Decomposer

Decomposer Simple Definition

the diagram of energy loss through a food chain

The Diagram Of Energy Loss Through A Food Chain.

Energy Pyramid

Energy Pyramid Simple Definition

the food energy transfer between organisms in an ecosystem

The Food Energy Transfer Between Organisms In An Ecosystem.

Food Chain

Food Chain Simple Definition

a model of overlapping food chains in an ecosystem

A Model Of Overlapping Food Chains In An Ecosystem.

Food Web

Food Web Simple Definition

an animal that eats only plants

An Animal That Eats Only Plants.

Herbivore

Herbivore Simple Definition

a symbiotic relationship between two species in which both benefit

A Symbiotic Relationship Between Two Species In Which Both Benefit.

Mutualism

Mutualism Simple Definition

the role an animal or plant plays in its habitat

The Role An Animal Or Plant Plays In Its Habitat.

Niche

Niche Simple Definition

can eat both plants and animals

Can Eat Both Plants And Animals.

Omnivore

Omnivore Simple Definition

a symbiotic relationship where one organism benefits and the other is harmed

A Symbiotic Relationship Where One Organism Benefits And The Other Is Harmed.

Parasitism

Parasitism Simple Definition

all the organisms of the same species living in the same area

All The Organisms Of The Same Species Living In The Same Area.

Population

Population Simple Definition

the number of individuals per unit of area

The Number Of Individuals Per Unit Of Area.

Population Density

Population Density Simple Definition

an animal that hunts and eats other animals

An Animal That Hunts And Eats Other Animals.

Predator

Predator Simple Definition

an animal hunted and eaten by a predator

An Animal Hunted And Eaten By A Predator.

Prey

Prey Simple Definition

organism that can make its own food, like all plants

Organism That Can Make Its Own Food, Like All Plants.

Producer

Producer Simple Definition

the gradual changes to communities in an ecosystem

The Gradual Changes To Communities In An Ecosystem.

Succession

Succession Simple Definition

the close relationship between organisms of different species

The Close Relationship Between Organisms Of Different Species.

Symbiosis

Symbiosis Simple Definition

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