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9 terms

food chains and webs

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chlorophyll
any of a group of green pigments found in photosynthetic organisms
photosynthesis
how plants use the sun's energy to make its own food.
producers
organisms that make their own food
consumers
an organism that obtains energy and nutrients by feeding on other organisms or their remains.
predators
animals that kill and eat other animals
scavengers
an organism that feeds on the dead bodies of other organisms.
food web
(ecology) a community of organisms where there are several interrelated food chains
food chain
(ecology) a community of organisms where each member is eaten in turn by another member
detritus food web
The object of the detritus food web is to break down tissues of dead organisms and transform their organic material back into inorganic material so plants can take them up again and restart the grazing food web.