The Nitrogen Cycle

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  • The Nitrogen Cycle
    • Plants
      • Absorb nitrates from soil
      • Make proteins for growth
      • Animals eat them
    • Nitrogen fixation
      • Process of turning N? to nitrogen compounds
      • Lightning
      • Nitrogen fixing bacteria
    • Decomposing
      • Break down proteins
        • Dead plants and animals
        • Urea in waste
      • Produce ammonia
      • Decomposer bacteria
    • Nitrification
      • Ammonia into nitrates
      • Nitrifying bacteria
    • Denitrification
      • Nitrates to N2 gas
      • Denitrifying bacteria




One of the best nitrogen cycle resources I have seen for the Biology GCSE OCR subject. Thank you very much for your help! 

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