Biodiversity

• What is a population?

  All the organisms of one species in a habitat.
• What is a community?

  All the populations of different species in a habitat.
• What is a habitat?

  The place where a organism lives.
• What is species richness?

  The number of different species present in a given area or ecosystem.
• How do farmers reduce biodiversity?

  Woodland clearance. Hedgerow removal. Use of pesticides. Use of herbicides. Monoculture.
• What is monoculture?

  Only growing one species of plants. Farmers often produce mass amounts of the same crop.
• What is biodiversity?

  Variety of living organisms in a area.
• What is the difference between local and global biodiversity?

  Local is species within a small habitat close to you such as your back garden. Global is the variety of species on earth.
• Why should rainforests be conserved?

  To increase biodiversity. Protect the extinction of species. Keep carbon sinks to reduce CO2 in the atmosphere.
• What is index of diversity?

  The relationship between the number of species and number of individuals in each species.