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Cycles in Ecosystems: Mastery Test

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Identify the remaining processes and components of the carbon cycle

fossil fuels form

combustion

organisms release CO2

atmospheric CO2

plants use CO2

consumption

factories and

vehicle emissions

decaying organisms

and decomposers

Which instance of political expression would be considered symbolic speech? a. a student wearing all black to call attention to political issues b. a candidate for congress giving an interview to the media c. a demonstrator chanting anticorporate slogans outside a company’s headquarters d. a local citizen speaking up at a town hall meeting