Levels of Organization
Interactions in an Ecosystem
Symbiosis
Vocabulary
Vocabulary
100

all living and non-living factors in an area 

ecosystem

100
a relationship where one organism hunts and eats another 

predator and prey 

100

a flea lives on a dog and feeds while the dog could get sick

parasitism

100

living factors in an ecosystem like plants and animals

biotic 

100

a symbiotic relationship that benefits one organism and harms another

parasitism 

200

a group of elephants interacting with the plants they eat and the animals they share a habitat with 

community

200

an organism that hunts and eats another organism

predator 

200

barbel fish eat parasites off of a hippo who is getting cleaned

mutualism 

200

an organism that is hunted and eaten by another organism

prey 

200

a symbiotic relationship that benefits one organism but does not benefit or harm the other

commensalism 

300

a group of elephants living in the same area

population

300

a relationship where organisms work together for survival

cooperative relationship

300

while cattle graze on grass, birds follow to eat the bugs that are kicked up

commensalism

300

non-living factors in an ecosystem like the sun and water

abiotic 

300

the largest number of individuals that an ecosystem can support

carrying capacity

400

an individual elephant

organism 

400

a close relationship between two species that interact

symbiotic relationship

400

bees pollinate flowers while getting nectar to make honey

mutualism

400

a group of organisms that have the same traits are the same _______________

species

400

food, space, and predators are all what  

limiting factors

500

includes everything living and where life is found on Earth

biosphere 

500

a relationship between organisms that share a habitat and need the same resources at the same time

competitive relationship 

500

orchids grow on the tops of trees that are not bothered to get extra sun

commensalism

500

when a population’s size grows so large that it can cause damage

overpopulation

500

the potential growth of a population without limiting factors

biotic potential

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