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The conversion of nitrogen (N2) from the atmosphere into a form readily available to plants and hence to animals is an important step in the nitrogen cycle, which distributes the supply of this essential nutrient. There are four ways to convert N2 (atmospheric nitrogen gas) into more chemically reactive forms:[5]

  1. Biological fixation: some symbiotic bacteria (most often associated with leguminous plants) and some free-living bacteria are able to fix nitrogen as organic nitrogen. An example of mutualistic nitrogen fixing bacteria are the Rhizobiumbacteria, which live in legume root nodules. These species are diazotrophs. An example of the free-living bacteria is Azotobacter.
  2. Industrial N-fixation: Under great pressure, at a temperature of 600 C, and with the use of an iron catalyst, hydrogen (usually derived from natural gas or petroleum) and atmospheric nitrogen can be combined to form ammonia (NH3) in the Haber-Bosch process which is used to make fertilizer and explosives.
  3. Combustion of fossil fuels: automobile engines and thermal power plants, which release various nitrogen oxides (NOx).
  4. Other processes: In addition, the formation of NO from N2 and O2 due to photons and especially lightning, can fix nitrogen.
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How do nitrogen-fixing bacteria work to convert atmospheric nitrogen into a form that plants can use for growth?

Nitrogen-fixing bacteria convert atmospheric nitrogen into a usable form for plants through a process called nitrogen fixation. These bacteria have the ability to take in nitrogen gas from the air and convert it into ammonia, a form of nitrogen that plants can absorb and use for growth. This process helps to enrich the soil with essential nutrients for plant growth.


Which organisms captures atmospheric nitrogen for the process of nitrogen fixation?

Legumes. They are the primary plant in an ecosystem, and help convert atmospheric nitrogen in nitrogen in the soil that plants can absorb through their root systems. The process is called nitrogen fixation.The organisms involved in nitrogen fixation are nitrifying bacteria like Azatobacter and Pseudomonas forming root nodules in legumenous plants.


What do nitrogen-fixing bacteria do in the process of nitrogen fixation?

Nitrogen-fixing bacteria convert atmospheric nitrogen into a form that plants can use for growth, helping to increase soil fertility.


What is the role of nitrogen-fixing bacteria in the process of nitrogen fixation?

Nitrogen-fixing bacteria play a crucial role in the process of nitrogen fixation by converting atmospheric nitrogen into a form that plants can use for growth. These bacteria have the ability to convert nitrogen gas into ammonia, which can then be taken up by plants to support their growth and development.


How do plants fix nitrogen and what role does this process play in their growth and development?

Plants fix nitrogen by forming a symbiotic relationship with nitrogen-fixing bacteria in their roots. These bacteria convert atmospheric nitrogen into a form that plants can use for growth. This process is essential for plant development as nitrogen is a key component of proteins, enzymes, and chlorophyll, which are necessary for plant growth and photosynthesis.

Related Questions

What is the proces of changing atmospheric nitrogen into forms that plants can use?

Nitrification


How does nitrogen fixation work in the process of converting atmospheric nitrogen into a form that plants can use for growth?

Nitrogen fixation is the process of converting atmospheric nitrogen into a form that plants can use for growth. This is done by certain bacteria, like Rhizobium, that live in the roots of leguminous plants. These bacteria have the enzyme nitrogenase, which converts atmospheric nitrogen into ammonia, a form of nitrogen that plants can absorb and use for their growth.


What captures the atmospheric nitrogen?

Nitrogen-fixing bacteria found in the roots of leguminous plants capture atmospheric nitrogen and convert it into a form that can be used by plants. This process is called nitrogen fixation.


What is the term for the biological process whereby atmospheric nitrogen is changed into a form of usable by plants?

Nitrogen is absorbed in plants with the help of specific bacteria.


What is the term for the biological process whereby atmospheric nitrogen is changed into a form usable by plants?

Nitrogen fixation.


What happens during nitrogen fixation and how does it contribute to the process of converting atmospheric nitrogen into a form that plants can use for growth?

During nitrogen fixation, certain bacteria convert atmospheric nitrogen gas into a form that plants can use, such as ammonia or nitrate. This process is essential for plants to obtain the nitrogen they need for growth, as they cannot use atmospheric nitrogen directly. The bacteria involved in nitrogen fixation play a crucial role in making nitrogen available to plants, ultimately supporting their growth and development.


What does bacteria do with nitrogen from the atmosphere?

Bacteria can convert atmospheric nitrogen into a usable form for plants through a process called nitrogen fixation. This process is important for the nitrogen cycle, as it allows plants to absorb essential nutrients.


What is one way that atmospheric nitrogen enters the soil directly?

Atmospheric nitrogen can enter the soil directly through a process called nitrogen fixation, where specialized bacteria convert atmospheric nitrogen gas into forms that plants can use, such as ammonium or nitrate.


What do bacteria do in nitrogen fixation?

Bacteria in nitrogen fixation convert atmospheric nitrogen into a form that plants can use, such as ammonia. This process is essential for plants to produce proteins and grow. Some bacteria form symbiotic relationships with plants, like legumes, to efficiently fix nitrogen in the soil.


How do nitrogen-fixing bacteria work to convert atmospheric nitrogen into a form that plants can use for growth?

Nitrogen-fixing bacteria convert atmospheric nitrogen into a usable form for plants through a process called nitrogen fixation. These bacteria have the ability to take in nitrogen gas from the air and convert it into ammonia, a form of nitrogen that plants can absorb and use for growth. This process helps to enrich the soil with essential nutrients for plant growth.


What is the name of the process in which bacteria and lightning convert nitrogen into compounds that are useful to plants?

The process is called nitrogen fixation. Bacteria in the soil convert atmospheric nitrogen into ammonia, which plants can then use as a nutrient. Lightning can also contribute to this process by converting nitrogen gas into nitrates that can be absorbed by plants.


Which organisms captures atmospheric nitrogen for the process of nitrogen fixation?

Legumes. They are the primary plant in an ecosystem, and help convert atmospheric nitrogen in nitrogen in the soil that plants can absorb through their root systems. The process is called nitrogen fixation.The organisms involved in nitrogen fixation are nitrifying bacteria like Azatobacter and Pseudomonas forming root nodules in legumenous plants.