Biogeochemical cycles
Quiz by Sharon Hartranft
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10 questions
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- Q1What is the biogeochemical cycle responsible for the flow of nitrogen between the atmosphere, plants, and animals?The oxygen cycleThe nitrogen cycleThe carbon cycleThe water cycle30s
- Q2Which of the following biogeochemical cycles is responsible for the movement of water through the earth's atmosphere, oceans, and land?The phosphorus cycleThe sulfur cycleThe nitrogen cycleThe water cycle30s
- Q3What is the biogeochemical cycle responsible for the cycling of phosphorus between rocks, soil, water, and living organisms?The carbon cycleThe nitrogen cycleThe oxygen cycleThe phosphorus cycle30s
- Q4What is the biogeochemical cycle responsible for the cycling of carbon between the atmosphere, plants, animals, and the earth's crust?The carbon cycleThe sulfur cycleThe nitrogen cycleThe water cycle30s
- Q5What is the biogeochemical cycle responsible for the cycling of sulfur between rocks, soil, water, and living organisms?The sulfur cycleThe oxygen cycleThe carbon cycleThe nitrogen cycle30s
- Q6What is the process by which nitrogen gas from the atmosphere is converted into a form that plants can use?TranspirationNitrogen fixationPhotosynthesisRespiration30s
- Q7What is the process by which bacteria convert ammonia into nitrites and then into nitrates?DenitrificationAmmonificationAssimilationNitrification30s
- Q8What is the process by which bacteria convert nitrates into nitrogen gas, which is released back into the atmosphere?AmmonificationNitrificationAssimilationDenitrification30s
- Q9What is the process by which plants take up nitrogen in the form of ammonium or nitrate and incorporate it into their own tissues?AmmonificationDenitrificationNitrificationAssimilation30s
- Q10What is the process by which bacteria convert organic nitrogen from dead organisms and waste into ammonium?DenitrificationAssimilationAmmonificationNitrification30s