Ecology Flashcards

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1
Q

Ecology

A

The science that studies the interactions between living thing and their surroundings, both living and non living

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2
Q

Organism

A

Any living thing

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3
Q

Population

A

A group of individuals of the same species that live in the same area

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4
Q

Homeostasis

A

State of balance among all ecosystems

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5
Q

Habitat

A

Environmental space where organism lives

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6
Q

Niche

A

The organisms job in the environment

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7
Q

Producers

A

Capable of making their own food. Ex. Plants

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8
Q

Open population

A

Density changes from all four rates

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9
Q

Bioamplification

A

Concentration of fat-soluble pesticide increases as you move up the food chain

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10
Q

Mutualism

A

Ecological interaction where both organisms benefit

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11
Q

Threatened

A

Likely to become endangered soon

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12
Q

Endangered

A

Serious risk of extinction

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13
Q

Decomposers

A

Consumer that breaks down dead bodies and waste

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14
Q

Endemic species

A

Species that are only found in a particular region

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15
Q

Commensalism

A

Ecological relationship where one organisms benefits while the other is unaffected

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16
Q

Why are vultures important?

A

They are scavengers so they are the clean up crew. They eat dead organisms and get rid of waste, toxins and bacteria from the environment

17
Q

Biotic

A

Living components of an environment

18
Q

Ecosystem

A

A unit of the biosphere

19
Q

Carrying capacity

A

The max population that can be sustained by a supply of resources

20
Q

Biodiversity hotspots

A

Area with a large number of endemic species. 1500 vascular plants and 30% or less natural land

21
Q

Closed population

A

Changes in density only from natality and mortality. Such as planet earth

22
Q

Community

A

All populations of organisms that occupy an area

23
Q

Species diversity

A

The variety of species in a given area

24
Q

Genetic diversity

A

The differences in DNA among individuals in a population

25
Q

Abiotic

A

Non living components of an environment

26
Q

Parasitism

A

A parasite benefits while the other thing suffers

27
Q

Predation

A

Relationship between predator and its prey

28
Q

Resistance

A

Resist change without loosing function

29
Q

Resilience

A

Are affected by change but can bounce back and repair