Ecology Vocab Flashcards

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1
Q

a biological community of interacting organisms and their physical environment.

A

Ecosystem

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2
Q

any living component that affects the population of another organism, or the environment.

A

Biotic Factor

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3
Q

non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.

A

Abiotic Factor

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4
Q

an individual animal, plant, or single-celled life form

A

Organisms

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5
Q

a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding

A

Species

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6
Q

a particular section, group, or type of people or animals living in an area or country.

A

Population

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7
Q

an interacting group of various species in a common location

A

Community

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8
Q

the natural home or environment of an animal, plant, or other organism

A

Habitat

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9
Q

the process whereby organisms better adapted to their environment tend to survive and produce more offspring

A

Natural Selection

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10
Q

the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.

A

Evolution

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11
Q

an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide

A

Producers/Autotrophs

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12
Q

an organism deriving its nutritional requirements from complex organic substances.

A

Consumers/heteratrophs

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13
Q

the living organism that eats the producers, which are the plants

A

Primary consumer

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14
Q

eat primary consumers

A

Secondary Consumer

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15
Q

a carnivore at the topmost level in a food chain that feeds on other carnivores; an animal that feeds only on secondary consumers.

A

Tertiary Consumer

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16
Q

an animal that feeds on plants.

A

Herbivores

17
Q

an animal that feeds on flesh

A

Carnivores

18
Q

an animal or person that eats food of both plant and animal origin.

A

Omnivores

19
Q

an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.

A

Decomposers

20
Q

a hierarchical series of organisms each dependent on the next as a source of food

A

Food Chain

21
Q

a system of interlocking and interdependent food chains.

A

Food web

22
Q

a graphical model of energy flow in a community.

A

Energy Pyramid