ECOSYSTEMS

ECOSYSTEMS

1. What´s an ecosystem?

   • BIOTOPE - Non living things
     • Geographical relief
     • Soil
     • Light
     • Temperature
   • BIOCOENOSIS - Living things
     • Plants
     • Animals
     • Plants

2. What are trophic relationships?

   • Food chain
     • Producers
       • Plants
     • Primary consumers
       • Hervivores
     • Secondary consumers
       • Carnivores
     • Tertiary consumers
       • Carnivores
     • Descomposers
       • Fungi and bacteria

3. How do we classify ecosystems?

   • Pond
   • Woodland
   • Prairie
   • Coast
   • City Ecosystems

4. Whay do ecosystems change?

   • Pollution
   • Overfishing
   • Forest fires
   • Deforestation