wildlife biology Flashcards

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1
Q

Ecosystem

A

Large community of living organisms in a particular area

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2
Q

Biotic Factor

A

living organisms in an ecosystem

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3
Q

Abiotic Factor

A

non living organisms in an ecosystem

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4
Q

Organism

A

a single animal, plant, or single celled life form

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5
Q

Species

A

a group of living organisms that are appropriate sexes

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6
Q

Population

A

Same species that live in a particular area

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7
Q

Community

A

Various species in a common area

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8
Q

Habitat

A

Where an organism or community lives

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9
Q

Natural Selection

A

heritable traits are passed down for survival

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10
Q

Evolution

A

Enhance survival skills in tough conditions

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11
Q

Producers/Autotroph

A

Produce energy itself

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12
Q

Consumers/Heterotrophs

A

organisms that consume energy

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13
Q

Primary Consumers

A

eats the producer/plants

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14
Q

Secondary Consumers

A

eats the primary consumer

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15
Q

Tertiary Consumers

A

feeds only on secondary consumer

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16
Q

Herbivores

A

eats only plants

17
Q

Carnivores

A

eats only meat

18
Q

Omnivores

A

eats both plants and meat

19
Q

Decomposers

A

breaks down dead or decaying organisms

20
Q

Food Chain

A

starting from producer ending at apex predator

21
Q

Food Web

A

interconnecting food chains in an ecological community

22
Q

Energy Pyramid

A

energy flow in a community

23
Q

Carbon cycle

A

including photosynthesis, decomposition, and respiration

24
Q

nitrogen cycle

A

a continuous series of natural processes by which nitrogen passes successively from air to soil to organisms and back to air or soil

25
Q

ecological succession

A

the process by which the structure of a biological community evolves over time

26
Q

Primary succession

A

the soil is incapable of sustaining life

27
Q

secondary succession

A

started by an event

28
Q

pioneer species

A

the first to colonize previously bio diverse steady-state ecosystems

29
Q

climax community

A

plants, animals, and fungi which, through the process of ecological succession in the development of vegetation in an area over time, have reached a steady state.