Ecology (053) Flashcards

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1
Q

Ecology

A

The study of interactions between organisms and the enviorment

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2
Q

Species

A

One type of organism

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3
Q

Biotic Factors

A

All the parts of the enviorment that are living

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4
Q

Abiotic Factors

A

All the parts of the enviorment that are nonliving

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5
Q

Habitat

A

The place where an organism lives in a community

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6
Q

Population

A

All the organisms of the same species living in the same place at the same time

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7
Q

Community

A

All the populations that live in the same place at the same time.

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8
Q

Ecosystem

A

A community interacting with the abiotic parts of its enviorment
~All the biotic and abiotic parts of an area~

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9
Q

Energy Pyramid

A

Diagram showing the trophic level ~ Level in food chain

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10
Q

Sun

A

Main source of energy for all living things

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11
Q

Producer

A

Makes its own food
~Autotroph~

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12
Q

Photosynthesis

A

The process of making food
~Making in producers~
Sunlight + Carbon Dioxide (CO2) + Water (H2O) —> Sugar (Energy) + Oxygen (O2)

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13
Q

Consumer

A

An organism that eats other organisms
(Heterotroph)

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14
Q

Herbivore

A

An organism that only eats plants

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15
Q

Carnivore

A

An organism that only eats animals

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16
Q

Scavenger

A

An organism that eats organisms that are already dead

17
Q

Omnivore

A

An organism that eats both plants and animals

18
Q

Decomposer

A

An organism that breaks down the remains of dead plants and animals
~Recycles~

19
Q

Food Chain

A

The transfer of energy ( ~ Food ~ ) from one organism to another

20
Q

Food Web

A

When different chains overlap

21
Q

Competition

A

The contest among organisms to get all they need to survive

22
Q

Niche

A

The role ( ~ Job ~ ) a species has within a community

23
Q

Predator

A

An organism that kills and eats prey to obtain energy

24
Q

Prey

A

An organism that gets eaten by the predator

25
Q

Limiting Factors

A

An enviormental factor that causes the population to decrease

26
Q

Symbiosis

A

A relationship where food, shelter, support, or transportation is provided for one or both organisms

27
Q

Natural Selection

A

The strugle between organisms to survive in a habitat limited resources

Process in which a species becomes better suited to its enviorment.