Levels of Organization
microorganisms
models
relationships
flow of energy
100

one level larger organism

what is population

100

a mushroom is considered a

Fungi

100

a single pathway of energy transfer

what is a food chain

100
one organisms is harmed, one is helped

parasitism

100

flow of matter is

cycle

200
Smallest unit of biology organization

what are Atoms

200

microorganisms help in maintaing the health of the ecosystem by

what is decomposition required for cycling of nutrients

200

a model showing all the energy pathways

food web

200

both organisms are helped

mutualism

200

flow of energy requires constant

imput/ sunlight

300

multiple populations make up a 

what is a community

300

microorganisms fix this nutrient from the athmosphere

what is nitrogen
300

a model showing the different trophic levels from most biomass to least

food pyramid

300

one is help one is unaffected

commensalism

300

animals that make their own food

autotrophs

400

the part of the earth that is able to sustain life

what is the biosphere

400

one type of microorganism found in water is

bacteria, fungi, protists, algae

400

the arrows in a food web/chain show 

flow of energy

400

one organisms is eaten 

predation/ prey

400

animals that eat both meat and plats

omnivores

500

all of the living and non living things in an area

what is an ecosystem

500

a microorganism found on the land might be

bacteria, fungi, protists, plants

500

there are how many species at the top of the food pyramis

less, one

500

one organism defends is home area

competition

500

animals that must eat other animals for energy

heterotrophs

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