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11 questions
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- 1. Multiple Choice
How does carbon dioxide return to the atmosphere?
Photosynthesis
Combustion and Cellular Respiration
Consumption
Decomposition
- 2. Multiple Choice
Which one of these is not considered a biological process?
Nitrogen Fixation by bacteria
Consumption by animals
Elimination of Waste by animals
Erosion
- 3. Multiple Choice
Which one of these is not a way that carbon cycles?
Transpiration
Photosynthesis
Cellular Respiration
Burning Fossil Fuels
- 4. Multiple Choice
What is the main thing that carries out Nitrogen Fixation?
Lightning
Bacteria
Plants
Humans
- 5. Multiple Choice
What part of the water cycle needs a living organism to occur?
Evaporation
Condensation
Transpiration
Precipitation
- 6. Multiple Choice
How does a non-human living organism affect the water cycle? (short answer/fill in the blank)
Trees allow transpiration
Animals drink it
All of the above
Hills can cause runoff
- 7. Multiple Choice
How do non-human living things affect the carbon cycle (fill in the blank/short answer)
animals do cellular respiration
plants do photosynthesis
Fires release carbon into the atmosphere
All of the above
- 8. Multiple Choice
How do non-human living things participate in the nitrogen cycle? (fill in the blank/short answer)
Bacteria decompose organic matter (decomposition)
animals move nitrogen during consumption
Bacteria convert waste into ammonia (ammonification)
All of the above
- 9. Multiple Choice
Describe how human's negatively impact the water cycle (short answer- need detail)
Pollution
Deforestation
Building on and paving areas
All of the above
- 10. Multiple Choice
Describe how humans negatively impact the Carbon Cycle (short answer- need detail)
Cutting down trees
Eating plants
Combustion (putting CO2 into the atmosphere)
Cellular Respiration
- 11. Multiple Choice
How do humans negatively affect the nitrogen cycle ? (short answer, need detail)
A. Use too much fertilizers causing an imbalance in soil.
B. Combustion- releasing N into the atmosphere
Eating plants
Both A and B
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