ecosystems and biomes

• what is an ecosystem?

  a system in which organisms interact with each other and they environment
• what does abiotic mean?

  Non-living
• what does biotic mean?

  Living organisms
• what is flora?

  Plants
• what is fauna?

  Animals
• what is litter?

  the surface layer of vegetation which breaks down into hummus
• what is biomass?

  the total mass of living organisms per unit area
• what is a biome?

  a large geographical area of distinctive plant and animal groups
• what are the 5 major biomes?

  tropical rainforest

  grasslands

  deserts

  temperate forest

  tundra
• in the uk case study Epping forest what does it mainly consist of?

  deciduous woodland
• what is the management in Epping forest?

  used for recreation and conservation

  trees are cut down to encourage new growth