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How nitrogen from living organisms return back to the air?
When living organisms die, decomposers break down their organic matter. During decomposition, nitrogen is released in the form of ammonia through the process of ammonification. This ammonia can then be converted into nitrites and nitrates through nitrification, which can eventually be denitrified back into nitrogen gas and released back into the atmosphere.
What role does decay play in the nitrogen cycle?
Decay plays a crucial role in the nitrogen cycle by breaking down organic matter, releasing nitrogen compounds back into the soil. During decay, bacteria and fungi decompose organic materials, converting nitrogen from organic forms to ammonium. This process is known as mineralization, and it is essential for recycling and making nitrogen available for plant uptake.
What are methods of nitrogen fixation that complete the nitrogen cycle?
nitrogen fixation takes place with the help of lightning , bacteria called rhizobium lives in the nodules of legumenous plants convert nitrogen into nitrogeous compounds , algae etc. also helps in nitrogen fixation
What is the most important organism in the nitrogen cycle?
Bacteria are the most important organisms in the nitrogen cycle. They play key roles in converting nitrogen in the atmosphere into forms that plants can use, and also in breaking down organic matter to release nitrogen back into the environment.
Can ammonia be broken down by a chemical reaction?
Yes, ammonia can be broken down by a chemical reaction. One common method is the Haber process, where ammonia is produced by combining nitrogen and hydrogen gas under high pressure and temperature with the help of an iron catalyst. Reverse reactions can be used to break down ammonia into nitrogen and hydrogen gas.
Outline the major steps in the nitrogen cycle?
Nitrogen fixation: Bacteria convert atmospheric nitrogen into ammonia. Nitrification: Ammonia is converted into nitrites and then nitrates by nitrifying bacteria. Assimilation: Plants and other organisms take up nitrates to build proteins and nucleic acids. Ammonification: Decomposers break down organic matter releasing ammonia back into the soil. Denitrification: Denitrifying bacteria convert nitrates back into atmospheric nitrogen, completing the cycle.
Can you put the step of nitrogen cycle in order starting with the step that removes nitrogen from the atmosphere?
N2 molecules break apart via nitrogen-fixing bacteria. Animals ingest nitrogen in nitrate-containing food after plants use nitrogen containing compounds. Organic matter decays via decomposers. N2 is formed via denitrifying bacteria.
What is the cycle involving the exchange of nitrogen between organisms and the atmosphere?
The nitrogen cycle involves the process of nitrogen fixation by certain bacteria converting atmospheric nitrogen into forms usable by plants, which are then consumed by animals. Decomposers break down organic matter into ammonia and return nitrogen to the soil. Denitrification by bacteria converts nitrates back to atmospheric nitrogen to complete the cycle.
Does ammonia dissociate in air by ozone or uv?
ammonia dissociate in air , if bromide available.products of dissociation is nitrogen and water. Ammonia can dissociate by UV in air. Ozone can turn bromide ion to bromate ion, and bromate ion can turn ammonia to nitrogen gas and water. The cheapest method of treating ammonia in water, is to pass the water stream through a wetlands, and let (micro)biology use it for a foodsource.
Put the steps of the nitrogen cycle in order starting with the step that removes nitrogen from the atmosphere?
N2 molecules break apart via nitrogen-fixing bacteria. Other living entities such as plants and animals ingest nitrogen in nitrate-containing compounds. Organic matter decays via decomposers. N2 is formed via denitrifying bacteria.
What is the bacteria in the soil can break down the ammonia into gaseous form of nitrogen?
The bacteria in the soil that can break down ammonia into gaseous nitrogen are primarily known as denitrifying bacteria. These bacteria, such as those from the genera Pseudomonas and Bacillus, convert ammonia (NH3) and nitrites (NO2-) into nitrogen gas (N2) or nitrous oxide (N2O) through a process called denitrification. This process is an essential part of the nitrogen cycle, helping to reduce excess nitrogen in the soil and return it to the atmosphere.
What chemically reacts with bleach?
Bleach typically reacts with organic compounds, such as dirt, bacteria, and other organic matter. The active ingredient in bleach, sodium hypochlorite, works by oxidizing these organic substances, breaking them down and making them easier to remove. It is important to avoid mixing bleach with other chemicals, such as ammonia or acids, as this can produce toxic fumes.
