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Tenth Grade (Grade 10) Biogeochemical Cycles Questions

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Grade 10 Biogeochemical Cycles
Nutrients move through an ecosystem in
  1. energy pyramids.
  2. ecological pyramids.
  3. biogeochemical cycles.
  4. the water cycle.
Grade 10 Biogeochemical Cycles
How do living things contribute to the water cycle?
  1. evaporation
  2. condensation
  3. precipitation
  4. transpiration
Grade 10 Biogeochemical Cycles
Choose the correct order of events in the nitrogen cycle.
  1. Nitrogen is in air, bacteria fix nitrogen, animals get nitrogen from plants, animals die and decompose.
  2. Animals die and decompose, animals get nitrogen from plants, nitrogen is in air, bacteria fix nitrogen.
  3. Bacteria fix nitrogen, nitrogen is in air, animals get nitrogen, animals die and decompose.
  4. Nitrogen is in air, animals get nitrogen from plants, bacteria fix nitrogen, animals die and decompose.
Grade 10 Biogeochemical Cycles
Which biogeochemical cycle does NOT include a major path in which the substance cycles through the atmosphere?
  1. nitrogen cycle
  2. phosphorus cycle
  3. water cycle
  4. carbon cycle
Grade 10 Biogeochemical Cycles
Choose the correct order of events in the carbon cycle.
  1. Respiration by living things releases carbon dioxide into the air, animals get carbon from plants, plants get carbon dioxide from the air.
  2. Plants get carbon dioxide from the air, respiration by living things releases carbon dioxide into the air, animals get carbon from plants.
  3. Plants get carbon dioxide from air, animals get carbon from plants, respiration by living things releases carbon dioxide into the air.
  4. Animals get carbon from plants, plants get carbon dioxide from the air, respiration by living things releases carbon dioxide into the air.
Grade 10 Biogeochemical Cycles
An increase in the greenhouse effect causes an increase in
  1. temperature.
  2. oxygen and carbon dioxide.
  3. water cycle.
  4. carbon dioxide.
Grade 10 Biogeochemical Cycles
Human activities, such as the burning of fossil fuels, move carbon through the carbon cycle. Which other processes also participate in the carbon cycle?
  1. a combination of biological, geological, and chemical processes
  2. biological processes only
  3. geochemical processes only
  4. chemical processes only
Grade 10 Biogeochemical Cycles
What role do decomposers play in the phosphorus cycle?
  1. Absorb phosphorus
  2. Release phosphorus into atmosphere
  3. Combustion
  4. Return phosphorus into the soil
Grade 10 Biogeochemical Cycles
How is heat transported throughout the biosphere?
  1. tropical rainfall
  2. solar radiation
  3. latitude
  4. wind and ocean currents
Grade 10 Biogeochemical Cycles
Choose the correct order of events in the water cycle.
  1. precipitation, condensation, evaporation
  2. evaporation, precipitation, condensation
  3. evaporation, condensation, precipitation
  4. condensation, evaporation, precipitation
Grade 10 Biogeochemical Cycles
How does phosphorus move through the biosphere?
  1. by cycling within and between ecosystems
  2. by one-way movement through ecosystems
  3. by air and water but not by organisms
  4. by organisms but not by air or water
Grade 10 Biogeochemical Cycles
How do nutrients move through an ecosystem?
  1. biogeochemical cycles
  2. water cycles
  3. ecological pyramids
  4. energy pyramids
Grade 10 Biogeochemical Cycles
How is water distributed through the biosphere?
  1. condensation
  2. hydrologic cycle
  3. perspiration
  4. flooding
Grade 10 Biogeochemical Cycles
This phenomenon occurs when gases function like glass in a greenhouse, allowing visible light to enter but trapping the heat.
  1. solar flares
  2. abiotic factor
  3. ozone effect
  4. greenhouse effect
Grade 10 Biogeochemical Cycles
How can bacteria change nitrogen into forms that plants can use?
  1. nitrogen fixation
  2. denitrification
  3. evaporation
  4. condensation
Grade 10 Biogeochemical Cycles
What is the term for how water becomes water vapor?
  1. evaporation
  2. condensation
  3. precipitation
  4. sublimation
Grade 10 Biogeochemical Cycles
Too much phosphorus in waterways (rivers, lakes) can lead to                .
  1. death
  2. diseases
  3. eutrophication
  4. nothing
Grade 10 Biogeochemical Cycles
What is different about the phosphorus cycle as compared to the water, carbon, and nitrogen cycles?
  1. It is not a cycle.
  2. The atmosphere is not involved in the phosphorus cycle.
  3. It is not needed by organisms.
  4. It is not as important.
Grade 10 Biogeochemical Cycles
Which cycle involves transpiration? Select all that apply.
  1. hydrologic
  2. phosphorus
  3. nitrogen
  4. carbon
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