4.2 Essential Vocabulary Word Wall by Denise White

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decomposer- Breaks down waste and dead things

to return raw materials to the environment.

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Food Web-

a system of interlocking and interdependent food chains.

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Ecosystem- An ecosystem is a community of living organisms along with with the nonliving components of their environment, working as a system.

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Compost- Organic material that has been decomposed to give the landfills a break and a natural soil conditioner.

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Habitat-The place where an organism usually lives.

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Food Chain-A series of events in which one organism eats another and obtains energy.

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Producer-Make their own food.

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Energy Pyramid- a graphical model of energy flow in a community. The different levels represent different groups of organisms that might compose a food chain. From the bottom-up, they are as follows: Producers bring energy from nonliving sources into the community.

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omnivore-an animal or person that eats food of both plant and animal origin.

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Abiotic - anything that is non-living in the ecosystem and is not a consumer or producer

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a carnivore is an animal that feeds on flesh Ex. human, or t-rex.

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Apex predator:

Known as the alpha predator.

They hold the position of the highest trophic level.

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A microhabitat is a very small habitat that can be anywhere, such as a crevice in concrete

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Herbivore- an animal or person that eats plants

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biotic- related to, or resulting from living things, especially in their ecological relations.

Energy

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The ability to do work or cause a change.

Law of Conservation of Energy

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The law that states that energy cannot be created or destroyed but can be changed from one for to another.

Law of Conservation of Mass

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The law that states that mass cannot be created or destroyed

in ordinary chemical and physical changes.

Primary Consumer

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Primary consumers eat producers.

Secondary Consumers

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Secondary Consumers eat primary consumers and are often eaten by tertriary consumers.

Tertiary Consumer

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Tertiary Consumer eats secondary consumers