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Presentación de Ciclos Biogeoquímicos 2010
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Presentación de Ciclos Biogeoquímicos 2010

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  • 1. Ciclos Biogeoquímicos *) Ciclos naturales que reciclan elementos en diferentes formas *) Para los seres vivos son nutrientes y desechos Ambiente Seres Abiótico Ciclos Biogeoquímicos Vivos Ciclo del Carbono CO2: Abundante. Las plantas pueden metabolizarlo Plantas Fotosíntesis Proteínas Carbohidratos Atmósfera Lípidos Respiración Descomponedores Hervívoros Carnívoros
  • 2. Ciclo del Nitrógeno Ciclo del Fósforo Desechos de excreción: *Urea *Ácido urico Amoní aco (N H3) Ciclo del Agua Extraído de: Biología (Curtis y Barnes, 2004) Hipertextos en el área de Biología: http://fai.unne.edu.ar/biologia

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