Chapter 9 Flashcards

(8 cards)

1
Q

What 2 broader groups can orgnaisms be diveded into?

A

Producers (autotrops)

Consumers (heterotrohps)

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2
Q

What are included in Producers (Autotrops)?

A

Include those that use solar energy (photosynthesizers) and those that use chimcal energy (chemosynthetizers)

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3
Q

What are included in Heterotrophs?

A

Aerobs (use oxygen)
Anerobs (use other oxidants)
fermenters (doesnt oxidize organic matter, get energy from the food they consume)

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4
Q

What do populations of organisms live in?

A

Comminuties

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5
Q

How is the flow of energy through ecosystems often dispalyed?

A

As a food chain from producers to consumers and decomposers.

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6
Q

Are the natural communites relationships forming a web or a chain?

A

web

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7
Q

What is it called when species live mutually beneficial form eachother?

A

Symbiosis

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8
Q

What happens after a disturbance in an ecosystem?

A

Ecosystem repsonds with a predictable succession of organisms, from oppurtunistic, fast growing species to slower growing but ultimately more competetive.

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