Chapter 5 Vocabulary Flashcards

0
Q

Food Webs

A

Food chain interelationships

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1
Q

Food Chains

A

A diagram showing a series of organisms and what they eat

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2
Q

Biotic Structure

A

The way different categories of organisms fit together

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3
Q

Trophic Structure

A

The major feeding relationships between organisms

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4
Q

Trophic categories

A

Producers, Consumers Decomposers

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5
Q

Chlorophyll

A

Green pigment

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6
Q

Chemosynthesis

A

Uses the energy in inorganic chemicals to form organic matter

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7
Q

Autotrophs

A

Produce their own organic material from inorganic constituents through the use of an external energy source

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8
Q

Organic

A

Containing carbon

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9
Q

Inorganic

A

Containing no carbon

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10
Q

Heterotrophs

A

Must consume organic material to obtain energy

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11
Q

Herbivores

A

Eat plants

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12
Q

Carnivores

A

Eat meat

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13
Q

Omnivores

A

Eat plants and meat

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14
Q

Detrivore

A

Organisms that feed on dead or dying organisms

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15
Q

Decomposers

A

A type of Detrivore that feeds on rotting leaves and would to return the nutrients back into the environment

16
Q

Parasites

A

Consumers feeding on their host

17
Q

Detritus

A

Dead plant material, such as fallen leaves, branches and tree trunks

18
Q

Primary Detritus Feeder

A

Organisms that feed directly on the dead material

19
Q

Secondary Detritus Feeders

A

Feed on the decomposers

20
Q

Biomass

A

Total combined weight of all Organisms at each trophic level

21
Q

Trophic Pyramid

A

Producers are on the bottom and tertiary consumers on the top

22
Q

Climate

A

Average temperature and percipitation

23
Q

Percipitation

A

Rainfall

24
Q

Permafrost

A

Permanently frozen subsoil which prevents the growth of trees

25
Q

Microclimate

A

The conditions found in a specific localized area

26
Q

Equilibrium Theory

A

Ecosystems that are stable because of healthy predator to prey relationships

27
Q

Ecological Sucession

A

The orderly and progressive replacement of one community to another until a climax is reached

28
Q

Pioneer Species

A

Start the process of ecological succession

29
Q

Facilitation

A

The process by which pioneer species beginning succession

30
Q

Climax Ecosystem

A

An ecosystem that has a dynamic balance between all of the species in the environment

31
Q

Primary Sucession

A

Occurs in areas with bare rock and there is no soil present

32
Q

Secondary Sucession

A

An ecosystem destroyed however soil remains

33
Q

Aquatic Sucession

A

When a small lake or pond transforms into a terrestrial ecosystem

34
Q

Fire Climax Ecosystems

A

Ecosystems that are dependent on fire for maintaing the ecosystem

35
Q

Chapparal

A

An ecosystem which has wet winters and dry summers with fires

36
Q

Resilience

A

Helps maintain the sustainability of the ecosystems