Ecology Flashcards

(59 cards)

1
Q

Abiotic

A

Nonliving factors in an environment

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2
Q

Biodiversity

A

Variety of species on earth

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3
Q

Biome

A

Large region classified by living organisms, climate, and geographical features

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4
Q

Biotic

A

Living factors in an environment

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5
Q

Community

A

Population of multiple species living in same area

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6
Q

Disturbance

A

Abrupt event in environment (changes type of organisms, resources available, kinds of species present)

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7
Q

Ecological Sucession

A

When disturbed area is taken by new species/group

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8
Q

Ecology

A

Study of living things and how they interact with each other and environment

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9
Q

Ecosystem

A

Community of various organisms within particular environment

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10
Q

Habitat

A

Specific environment that an organism lives in

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11
Q

Organism

A

Individual, forms basic life functions

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12
Q

Primary Sucession

A

Ecological succession that starts where there were no living organisms (on rock)

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13
Q

Resilience

A

Ability of ecosystem to recover after major disturbance

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14
Q

Resistance

A

Ability of ecosystem to resist external influence, such as a disturbance

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15
Q

Secondary Sucession

A

Ecological Succession that occurs where there I are some living organisms (after Forrest fire)

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16
Q

Amensalism

A

One species is harmed, other neither benefits or harmed

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17
Q

Commensalism

A

One species benefits, other is neither benefited or harmed

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18
Q

Consumers

A

Organisms that eat other organisms to survive

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19
Q

Dead Zone

A

Area of water that is so depleted by oxygen organisms must migrate

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20
Q

Decomposers

A

Organisms that obtain energy by eating dead/decaying organisms

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21
Q

Energy Pyramid

A

Diagram that shows energy available at each level of organisms

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22
Q

Eutrophication

A

Dramatic increase of in nutrients in aquatic environment (increases plant growth)

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23
Q

Food web

A

Diagram of relationship between interacting food chains

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24
Q

Mutualism

A

Symbiotic relationship, both benefit

25
Parasitism
Symbiotic relationship, one benefits other harmed
26
Phytoplankton
Plankton capable of photosynthesis
27
Plankton
Drifting aquatic organisms, mostly live in open waters
28
Producers
Organisms capable to make their own energy
29
Symbiosis
Close ecological relationship between organisms
30
Food web
Diagram of relationship between interacting food chains
31
Mutualism
Symbiotic relationship, both benefit
32
Parasitism
Symbiotic relationship, one benefits other harmed
33
Phytoplankton
Plankton capable of photosynthesis
34
Plankton
Drifting aquatic organisms, mostly live in open waters
35
Producers
Organisms capable to make their own energy
36
Symbiosis
Close ecological relationship between organisms
37
Food web
Diagram of relationship between interacting food chains
38
Mutualism
Symbiotic relationship, both benefit
39
Parasitism
Symbiotic relationship, one benefits other harmed
40
Phytoplankton
Plankton capable of photosynthesis
41
Plankton
Drifting aquatic organisms, mostly live in open waters
42
Producers
Organisms capable to make their own energy
43
Symbiosis
Close ecological relationship between organisms
44
Food web
Diagram of relationship between interacting food chains
45
Mutualism
Symbiotic relationship, both benefit
46
Parasitism
Symbiotic relationship, one benefits other harmed
47
Phytoplankton
Plankton capable of photosynthesis
48
Plankton
Drifting aquatic organisms, mostly live in open waters
49
Producers
Organisms capable to make their own energy
50
Symbiosis
Close ecological relationship between organisms
51
Zooplankton
Plankton that derive energy from food they eat (often other plankton)
52
Carrying capacity
Largest population of a species that an ecosystem can support long-term
53
Density-dependent factors
Factor that changes when population density changes (amount of food per individual)
54
Density- independent factors
Factor that is not directly affected by population density (effect of natural disaster)
55
Limiting factor
Causes change in particular variable (such as population)
56
Population
Group of individuals of same species, live in same general area, able to reproduce
57
Population growth rate
Rate of change in a population over specified intervals of time
58
Invasive species
Nonnative species that enters new area, causes harm to native species and environment, economy, or human health
59
Nonnative species
Species considered not to be found in an environment