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- 1. Multiple ChoiceWhich is NOT a process of the water cycle?precipitationfreezingtranspirationevaporation
- 2. Multiple ChoiceWhat is the only process that removes carbon from the atmosphere?combustioncellular respirationphotosynthesisdecomposition
- 3. Multiple ChoiceThese gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warmingGlobal warming gasesHot House gasesGreen House gasesThermal pollution
- 4. Multiple ChoiceThis process is responsible for most environmental problems of excess nitrogen and phosphorus entering streams, lakes and oceans.decompositionemissions from automobilesagriculture and house hold runoffphotosynthesis
- 5. Multiple Choice
Identify the cycle pictured.The Water cycleThe Carbon cycleThe Nitrogen cycleThe Phosphorus cycle - 6. Multiple ChoiceIdentify the cycle pictured.The Water cycleThe Carbon cycleThe Nitrogen cycleThe Phosphorus cycle.
- 7. Multiple ChoiceHow do animals get nitrogen?the atmosphereeating other organismsrainwaterlightning
- 8. Multiple ChoiceWhat is the hydrosphere?Water on the earth's surfaceOceans of the EarthRivers, oceans and lakes of the EarthNone of the above
- 9. Multiple ChoiceWhat happens when organisms die and decay?Their nitrogen moves to the air as nitrogen gasTheir nitrogen returns to the soil as ammoniumTheir nitrogen becomes tapped in clay and is unusableThey stay on earth forever
- 10. Multiple ChoiceCarbon dioxide is added to the atmosphere byBurning fossil fuelsCellular respirationDecomposing organic matterAll answers are correct
- 11. Multiple Choice
Biogeochemical processes do ALL of the following EXCEPT for:
Regulate nutrients
Influence climate stability
Influence the metabolism of mammals
- 12. Multiple Choice
A biogeochemical cycle explains:
The formation of stars and planets.
why certain animals are known as keystone animals.
the flow of chemical elements between living organisms and the environment.
- 13. Multiple Choice
Nitrogen fixing bacteria
contaminate groundwater
change nitrogen into nitrogen compounds plants can use
are found on the roots of all plants
- 14. Multiple Choice
Humans alter the nitrogen cycle by ALL of the following except:
Adding gases that contribute to acid rain
volcanic activity
contaminating ground water from nitrate ion in inorganic fertilizers
- 15. Multiple Choice
Which is NOT a process of the water cycle?
precipitation
freezing
transpiration
evaporation
- 16. Multiple Choice
Which is the most abundant gas in the atmosphere?
hydrogen
oxygen
helium
nitrogen
- 17. Multiple Choice
Which cycle are fossil fuels (oil, coal, natural gas) part of?
carbon
water
nitrogen
phosphorus
- 18. Multiple Choice
Which cycle DOESN'T have an atmosphere component (part)?
carbon
nitrogen
phosphorus
water
- 19. Multiple ChoiceOrganisms that break down dead plants & animals and release nitrogen back into atmosphere...bacteriaplantsanimalsproducers
- 20. Multiple Choice
What is the correct formula for nitrogen gas found in the atmosphere?
N2
NO3-
NH4+
NO2-
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