Want to see correct answers?
Login or join for free!
  Biology Worksheets
Looking for Biology worksheets?
Check out our pre-made Biology worksheets!
Share/Like This Page
Filter By Grade

Grade 1 Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11 Grade 12 College

Browse Questions

Biogeochemical Cycles Questions - All Grades

You can create printable tests and worksheets from these Biogeochemical Cycles questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Previous Page 3 of 6 Next
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 7 Biogeochemical Cycles
Which type of organisms carries out most nitrogen fixation?
  1. insects
  2. plants
  3. bacteria
  4. mammals
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 4 Biogeochemical Cycles
Carbon dioxide is a gas that comes from animals and people.
  1. True
  2. False
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 5 Biogeochemical Cycles
Which gas is NOT a greenhouse gas?
  1. carbon dioxide
  2. nitrous oxide
  3. methane
  4. oxygen
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 7 Biogeochemical Cycles
What organisms are involved in nitrogen fixation?
  1. bacteria in soil
  2. some types of plants
  3. parasites in soil
  4. autotrophs
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 9 Biogeochemical Cycles
Which process cycles carbon through the environment?
  1. transpiration
  2. sedimentation
  3. habitat restoration
  4. cellular respiration
Grade 9 Biogeochemical Cycles
Which plays an important role in the nitrogen cycle?
  1. bacteria
  2. carbon
  3. photosynthesis
  4. water
Grade 10 Biogeochemical Cycles
How is water distributed through the biosphere?
  1. condensation
  2. hydrologic cycle
  3. perspiration
  4. flooding
Grade 9 Biogeochemical Cycles
Which nutrient cycle does not have a pathway leading to the atmosphere?
  1. carbon
  2. nitrogen
  3. phosphorus
  4. water
Grade 7 Biogeochemical Cycles
Which process do some bacteria use to convert nitrogen gas in the air to ammonia?
  1. decomposition
  2. excretion
  3. denitrification
  4. nitrogen fixation
Grade 7 Biogeochemical Cycles
Which process converts nitrogen into ammonia?
  1. denitrification
  2. nitrogen fixation
  3. nitrogen conversion
  4. ammonia synthesis
Previous Page 3 of 6 Next