Biology Chapter 2

24 terms by mailman10

Create a new folder

Advertisement Upgrade to remove ads

ecology

habitat

where an organism lives

mutualism

when both species benefit

ecosystem

a system formed by the interaction of a community of organisms with their environment

niche

an organism's "job"

ecology

study of relationships between organisms and their environment

herbivore

an organism that only eats plants

biomass

weight of matter in any given feeding step

commensalism

one species benefits and the other is neither harmed nor benefitted

abiotic factor

nonliving things in the environment

population

total number of organisms of the same species

food web

model that shows feeding relationships

autotroph

organism that uses light to make its own food

parasitism

one species benefits and the other is harmed

symbiosis

the living together of two dissimilar organisms

biosphere

part of the earth that can support life

biotic factor

living things in the environment

omnivore

an organism that eats both plants and animals

saprobe

another name for a decomposer

trophic level

any class of organisms that occupy the same position in a food chain

carnivore

an organism that eats only meat

decomposer

an organism that lives off of dead and decaying organisms

food chain

shows how energy travels through an ecosystem

heterotroph

an organism requiring organic compounds that it gets from other organisms by eating them

biological community

all the populations of different species occupying a single ecosystem

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set