Biogeochemical Cycles

Which of the following involves plants of the water cycle?

• Transpiration

• Condensation

• Precipitation

• Evaporation

Which process in the carbon cycle involves plants using carbon dioxide?

• Decomposition

• Photosynthesis

• Fossilization

• Respiration

What is the primary source of energy that drives the water cycle?

• Solar energy

• Nuclear energy

• Wind

• Geothermal energy

Which cycle is described as having all its processes underground?

• Nitrogen Cycle

• Phosphorus Cycle

• Carbon Cycle

• Water Cycle

What is the main human impact on the nitrogen cycle?

• Deforestation

• Using fertilizers

• Burning fossil fuels

• Mining phosphorus

What is the process called when nitrogen gas is converted into ammonia?

• Denitrification

• Assimilation

• Fixation

• Nitrification

Which of the following is a stage in the sulfur cycle?

• Erosion

• Transpiration

• Weathering

• Photosynthesis

What is a significant consequence of acid rain?

• Increased plant growth

• Damage to forests and lakes

• Improved air quality

• Enhanced soil fertility

What is the main nutrient involved in the phosphorus cycle?

• C

• S

• N

• P

What happens during the decomposition stage of the carbon cycle?

• Carbon is absorbed by plants

• Carbon is released back into the atmosphere

• Carbon is fixed into ammonia

• Carbon is converted into fossil fuels