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Ninth Grade (Grade 9) Biogeochemical Cycles Questions

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Grade 9 Biogeochemical Cycles
What is the recycling of chemical elements throughout an ecosystem called?
  1. Energy
  2. Phosphorous Cycle
  3. Biogeochemical Cycle
  4. Tropic Level
Grade 9 Biogeochemical Cycles
The biogeochemical cycles does not include                              .
  1. Human Activity
  2. Geological Processes
  3. Evaporation Cycle
  4. Chemical & Physical Processes
Grade 9 Biogeochemical Cycles
The two main processes of the oxygen-carbon cycle are                                        .
  1. Transpiration and photosynthesis
  2. Photosynthesis and Carbonation
  3. Cellular Respiration and Transpiration
  4. Cellular Respiration and Photosynthesis
Grade 9 Biogeochemical Cycles
What plays an important role in the nitrogen cycle?
  1. Carbon
  2. Water
  3. Bacteria
  4. Photosynthesis
Grade 9 Biogeochemical Cycles
Which biogeochemical cycle is pictured below?
Carbon Cycle With Text Labels
  1. carbon cycle
  2. water cycle
  3. nitrogen cycle
  4. phosphorus cycle
Grade 9 Biogeochemical Cycles
Grade 9 Biogeochemical Cycles
Two ways humans are affecting the carbon cycle are                          .
  1. Eating plants and animals
  2. Driving cars and mining
  3. Burning Fossil fuels
  4. A and C
  5. B and C
  6. All of the above
Grade 9 Biogeochemical Cycles
Grade 9 Biogeochemical Cycles
Grade 9 Biogeochemical Cycles
Which is not one of the four biogeochemical cycles?
  1. Carbon
  2. Oxygen
  3. Phosphorus
  4. Nitrogen
Grade 9 Biogeochemical Cycles
Which biogeochemical cycle is pictured below?
Carbon Cycle With Text Labels
  1. carbon
  2. water
  3. nitrogen
  4. phosphorus
Grade 9 Biogeochemical Cycles
Where are all the elements found?
  1. Biosphere
  2. Ecology
  3. Biochemical
  4. Biogeochemical Cycle
Grade 9 Biogeochemical Cycles
In the water cycle what is the correct flow                                                                             .
  1. Runoff and Seepage, evaporation, condensation, precipitation, transpiration
  2. Condensation, evaporation, precipitation, runoff and seepage, transpiration
  3. Evaporation, precipitation, condensation, transpiration, runnoff and seepage
  4. Evaporation, condensation, precipitation, transpiration, runoff and seepage
  5. A and B
  6. A and E
  7. None
Grade 9 Biogeochemical Cycles
Which process cycles carbon through the environment?
  1. transpiration
  2. sedimentation
  3. habitat restoration
  4. cellular respiration
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