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- 1. Multiple ChoiceWhat does NOT produce carbon dioxide?PhotosynthesisBurning Fossil FuelsAnimal respirationPlants decaying
- 2. Multiple ChoiceCombustion is another word for __________.TransportationRespirationFossil FuelsBurning
- 3. Multiple ChoiceTRUE or FALSE?
All of the carbon in existence is continually recycled in the carbon cycle.TrueFalse - 4. Multiple ChoiceOrganisms that do not decompose can be buried and become what?waternutrientsairfossil fuels
- 5. Multiple ChoiceCarbon can be found in...The atmosphereSoilFossil fuelsAll of the above
- 6. Multiple ChoiceWhich of the following removes carbon from the atmosphere?CombustionRespirationPhotosynthesisDeath
- 7. Multiple ChoiceWhat process occurs when coal (fossil fuel) is used for energy?DecompositionCombustionPressurizationRespiration
- 8. Multiple ChoiceRespiration is the process by which animals take in _____ and release _____.photosynthesis, aircarbon, oxygenoxygenoxygen, carbon dioxide
- 9. Multiple Choice
The diagram shows the flow of organic molecules through an ecosystem. What two processes are identified by the labels X and Y?X : Respiration
Y : PredationX : Adaptation
Y : DecompositionX : Fermentation
Y : Nitrogen FixationX : Decomposition
Y : Respiration - 10. Multiple ChoiceThe average temperature of the surface of Earth has increased approximately 1°C in the past century. Which reason best explains this increase in temperature?lower levels of ozone in the atmospherelower levels of nitrogen in the atmospherehigher levels of carbon dioxide and other greenhouse gases in the atmospherehigher levels of oxygen in the atmosphere
- Answer choicesTagsAnswer choicesTags