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ELO 1 Quiz

Ecosystems Lesson 1.4

biotic factor a name for any living thing or a once-living thing found in an ecosystem
abiotic factor a nonliving factor found in an ecosystem
abiotic examples sunlight, space, temperature, water
biotic examples spider, sunfish, tulip, dog, tree
ecosystem a place where living and nonliving things interact with one another
organism this word is a synonym for biotic because it means a living thing
population all the members of one species living in a particular area at a particular time
resource something that a living thing needs for survival
resource examples food, water, shelter
limiting factors factors that limit the size and growth of a population
limiting factor examples space, nutrients, predators, water, sunlight
carrying capacity the maximum population size that can be supported by an ecosystem
competition an individual or population needs the same resource
competition example plants grow over one another trying to get sunlight to survive
food web a series of overlapping food chains that show the path of energy among organisms in an ecosystem
predator hunts other animals for food
prey is hunted by animals
population change a group of animals could decrease or increase
Created by: goffteam


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