Biology Definitions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Ecology | is the study of the interactions among living things and their surroundings
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| Community | is a group of different species that live together in one area, such as turtles, birds, fish and plants
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| Ecosystem | includes all the organisms as well as the climate, soil, water, rocks and other nonliving things in a given area
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| Biome | is a major regional or global community of organisms
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| Producer | is an organism that gets their energy from nonliving resources, meaning they make their own food
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| Autotroph | producers are also called autotrophs; prefix -auto mean self ; suffix -troph means nourishment
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| Consumer | is an organism that get their energy by eating other living or once-living resources.
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| Heterotroph | consumers are also called heterotrophs; prefix -hetero means different
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| Chemosynthesis | is the process by which an organism forms carbohydrates using chemicals rather than light, as an energy source
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| Food Chain | is a sequence that links species by their feeding relationships
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| Herbivore | are organisms that eat only plants, such as desert cottontails
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| Carnivore | are organisms that only eat animals, such as Harris's Hawks eat desert cottontails
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| Omnivore | are organisms that eat both plants and animals, such as Kangaroo rats eat both seeds and insects
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| Detritivore | are organisms that eat dead organic matter or detritus, such as a millipede that feeds on particles of detritus
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| Decomposer | are detritivores that break down organic matter into simpler compounds, such as microorganisms and fungi
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| Generlists | are consumers that have a varying diet
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| Trophic Levels | are levels of nourishment in a food chain
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| Food Web | is a model that shows the complex network of feeding relationships and the flow of energy within and sometimes beyond an ecosystem
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Created by:
brianamitchell
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