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16 terms

Biology Terms

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Producer
an organism that makes its own food using the energy of the sun
consumer
organisms that obtain food by eating other organisms
decomposer
organism that breaks down and obtains energy from dead organic matter
scavenger
a carnivore that feeds on the bodies of dead organisms
food chain
a series of steps in which organisms transfer energy by eating and being eaten
food web
a diagram that shows the feeding relationships between organisms in an ecosystem
herbivore
organism that obtains energy by eating only plants
omnivore
an animal that feeds on both animal and vegetable substances
carnivore
Meat eater
photosynthesis
process by which plants use the sun's energy to convert water and carbon dioxide into sugars
chlorophyll
green pigment in plants that absorbs light energy used to carry out photosynthesis
biology
the science that studies living organisms
ecosystem
living and nonliving things in an environment, together with their interactions
community
a group of organisms living in the same region and interacting with each other
population
a group of organisms of the same species populating a given area
niche
The role of an organism in an ecosystem