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Nitrogen cycle - Wikipedia

en.wikipedia.org/wiki/Nitrogen_cycle

The nitrogen cycle is the biogeochemical cycle by which nitrogen is converted into various chemical forms as it circulates among the atmosphere and terrestrial and marine ecosystems. The conversion ...

What is the process of converting nitrogen into a form that plants can ...

www.answers.com/Q/What_is_the_process_of_converting_nitrogen_into_a_form_that_plants_can_use

If nitrogen in the atmosphere is not in a form plants can use how do they get nitrogen what is this process called? they get threw their roots and it is called ...

The Nitrogen Cycle - Boundless

www.boundless.com/microbiology/textbooks/boundless-microbiology-textbook/microbial-ecology-16/nutrient-cycles-195/the-nitrogen-cycle-984-5464/

The nitrogen cycle is the process by which nitrogen is converted from ... Nitrogen is converted from atmospheric nitrogen (N2) into usable forms, such as ... to use atmospheric nitrogen (N2), it must be "fixed" or converted into ammonia (NH3). ... This is important because plants can assimilate nitrate into their tissues, and ...

The nitrogen cycle | Sciencelearn Hub

sciencelearn.org.nz/Contexts/Soil-Farming-and-Science/Science-Ideas-and-Concepts/The-nitrogen-cycle

Jul 30, 2013 ... As a gas, however, nitrogen can't be used by most living things. ... It has to be converted or 'fixed' to a more usable form through a process called fixation. ... Animals obtain these compounds when they eat the plants. ... Nitrifying bacteria in the soil convert ammonia into nitrite (NO2<sup>-</sup>) and then into ni...

What converts nitrogen from the air into a form plants can use ...

www.reference.com/science/converts-nitrogen-air-form-plants-can-use-ab38424a95e76b29

Soil converts nitrogen into a form plants can use. Nitrates in soil and water are converted to nitrogen by bacteria, fixed by lightning and released into the air ...

nitrogen

www.cas.miamioh.edu/mbi-ws/biogeochemicalcycles/Nitrogen/nitrogen.htm

These organisms convert nitrogen in the soil to ammonia, which can then be taken up ... After nitrogen has been fixed, other bacteria convert it into nitrate, in a process ... Plants cannot use the nitrogen in our atmosphere without the assistance of ... form of nitrates while animals assimilate their nitrogen by eating the plants.

The Nitrogen Cycle - Kimball's Biology Pages

www.biology-pages.info/N/NitrogenCycle.html

Plants must secure their nitrogen in "fixed" form, i.e., incorporated in ... Three processes are responsible for most of the nitrogen fixation in the biosphere: ... Ammonia can be used directly as fertilizer, but most of its is further processed to urea and ... However, most of the ammonia produced by decay is converted into ...

The Nitrogen Cycle - Environmental Monitor - Fondriest Environmental

www.fondriest.com/news/nitrogencycle.htm

Aug 2, 2010 ... N2 can be converted directly into NO3- through processes that exert a tremendous ... A small group of bacteria and cyanobacteria are capable using the enzyme ... Plants take up these forms of nitrogen through their roots, and ...

Nitrogen Cycle - Environmental Decision Making, Science, and ...

environ.andrew.cmu.edu/m3/s4/cycleNitro.shtml

Industrial Use of Materials ... Due to its different valences (3,4,5,), nitrogen can form a multiplicity of compounds into the same element. ... This process of conversion is called nitrogen fixation, and makes the nitrogen ... Nitrogen-fixing bacteria ... Plants can not use N2, and the N2 can therefore escape into the atmosphere.

The Nitrogen Cycle - Conserve Energy Future

www.conserve-energy-future.com/nitrogen-cycle.php

The nitrogen cycle is split up into five main processes. ... Nitrogen gas cannot be directly used by plants and therefore needs to be converted into nitrate compound by nitrogen fixing ... Nitrogen is found in two major forms in the atmosphere. ... The nitrogen can also be used as energy for these organisms to produce carbon ...