A simple diagram of the nitrogen cycle. The blue boxes represent stores of
nitrogen, the green writing is for processes that occur to move the nitrogen from
Kids learn about the nitrogen cycle and how this nutrient travels through the
ecosystem to sustain life on Earth.
Mar 26, 2011 ... When first learning about the nitrogen cycle it can be pretty confusing! ... taking
the time to make this video and keeping it simple:)) Very helpful.
Overview: The nitrogen cycle involves three major steps: nitrogen fixation,
nitrification, and denitrification. It is a cycle within the biosphere which involves
It is found in amino acids, proteins, and genetic material. Nitrogen
is the most abundant element in the atmosphere (~78%). However, gaseous nitrogen
must be 'fixed' into another form so that it can be used by living organisms. More »
Mar 4, 2014 ... Nitrogen cycle involves various steps:1.Nitrogen fixation. 2.Nitrogen assimilation
3. Ammonification 4. Nitrification 5. Denitrification.
The Chemical Cycles. The Nitrogen Cycle Organisms require nitrogen to produce
amino acids. Nitrogen makes up seventy-eight percent of the atmosphere, but ...
Nitrogen is used by lifeforms to carry out many of the functions of life. This
element is especially important to plant life. Yet, nitrogen in its gaseous form is
Nitrogen is also key in the existence of ecosystems and food chains. Nitrogen
forms about 78% of the air on earth. But why is this cycle so important in ...
A secondary school revision resource for Edexcel GCSE Biology about recycling,
the carbon cycle and the nitrogen cycle, with Higher tier.