Biochemical Cycles Quiz

Which of the following is NOT one of the main biochemical cycles studied in ecosystems?

• Water cycle

• Carbon cycle

• Oxygen cycle

• Nitrogen cycle

What is the process by which water vapor turns into liquid water droplets in the atmosphere?

• Evaporation

• Transpiration

• Precipitation

• Condensation

Which cycle represents the movement of water through Earth's systems?

• Carbon cycle

• Nitrogen cycle

• Hydrologic cycle

• Phosphorus cycle

In the carbon cycle, what process releases carbon dioxide as a waste product of metabolism?

• Photosynthesis

• Decomposition

• Fossilization

• Cellular respiration

What term describes the water that flows over the land surface after precipitation?

• Infiltration

• Runoff

• Transpiration

• Evaporation

Which of the following is NOT a part of the water cycle?

• Precipitation

• Evaporation

• Photosynthesis

• Condensation

What process in plants captures carbon dioxide from the atmosphere and uses it to make sugar?

• Cellular respiration

• Decomposition

• Photosynthesis

• Combustion

Which of the following is an underground layer of permeable rock that can hold water?

• Aquifer

• Reservoir

• Lake

• Glacier

What is the chemical formula for water?

• CO2

• N2

• H2O

• O2

Which process in the carbon cycle converts carbon from once-living organisms into fossil fuels?

• Combustion

• Fossilization

• Consumption

• Decomposition