Nitrogen Cycle Crossword Puzzle

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  • nitrification : this process converts ammonia to nitrite and then to nitrate
  • nitrogen fixation : this is the process by which nitrogen gas from the atmosphere is converted into ammonia or other nitrogen-containing compounds that can be used by plants.
  • nitrogen : a key component of proteins, nucleic acids, and other important biological molecules, and without it, life would not be possible.
  • rhizobium : a bacteria that can carry out nitrogen fixation
  • assimilation : this is the process by which plants take up nitrogen in the form of nitrate or ammonia and use it to build organic molecules such as amino acids and proteins.
  • ammonification : a process when plants and animals die or excrete waste, the nitrogen in their tissues is converted into ammonia by bacteria and fungi.
  • denitrification : this is the process by which bacteria convert nitrate back into nitrogen gas, which is released into the atmosphere.