The process of converting nitrates back into gaseous nitrogen is called:
Nitrogen fixation
Nitrification
Ammonification
Denitrification
Related Questions
Human activities can significantly influence biogeochemical cycles. Which of the following human interventions has the GREATEST impact on accelerating the phosphorus cycle?
Deforestation and land clearing
Agricultural practices like tilling and fertilization
Discharge of untreated sewage into water bodies
Mining phosphate rock for fertilizer production
In the phosphorus cycle, weathering makes phosphate available first to
Decomposers
Consumers
Producers
All of these
The exchange pool in the carbon cycle is
Fossil fuels
Sedimentary rock
Water
Atmosphere
Which of the following activities is MOST likely to accelerate the phosphorus cycle?
Mining phosphate rock
Deforestation
Volcanic eruptions
Nitrogen fixation
In an ecosystem, the cycling of nutrient is known as
Geological cycle
Chemical cycle
Geochemical cycle
Biogeochemical cycle
Which of the following organisms play a crucial role in the ammonification step of the nitrogen cycle?
Nitrogen-fixing bacteria
Nitrifying bacteria
Denitrifying bacteria
Decomposers
Which one of the following is a gaseous cycle?
Nitrogen cycle
Phosphorus cycle
Sulfur cycle
Rock cycle
Reservoir for phosphorus cycle is
Troposphere
Lonosphere
Located in Earth’s crust
Stratosphere
Sedimentary cycles are?
Sulphur
Phosphorus
Nitrogen
Both 1 and 2
In the phosphorus cycle, weathering makes phosphate available first to
Decomposers
Consumers
Producers
All of these
