Biodiversity

• What is the key definition of biodiversity?

  It is the variety of all different species of organisms on Earth.
• What is meant by biodiversity?

  • The variety of all different species of organisms on Earth
  • Can refer to an individual ecosystem
• How can biodiversity refer to an individual ecosystem?

  Biodiversity can refer to the variety of species within a specific ecosystem.
• Why is biodiversity important for ecosystems?

  • Species depend on each other for food
  • Helps maintain the environment
  • Increases ecosystem stability
• How does a high level of biodiversity contribute to ecosystem stability?

  A high level of biodiversity makes ecosystems more stable by reducing dependence on any one species.
• What negative effect do humans have on biodiversity?

  Humans negatively affect biodiversity through activities like deforestation.
• What is deforestation and how does it affect biodiversity?

  • Deforestation is the destruction of large areas of forests
  • It reduces biodiversity by destroying habitats for many species
• What type of forests contain a rich biodiversity?

  Tropical forests contain a very rich biodiversity.
• What are some reasons for deforestation?

  Reasons for deforestation include land for rice fields, grazing cattle, and growing biofuel crops.
• What are the uses of land that is often cleared through deforestation?

  • Rice fields
  • Grazing cattle
  • Growing crops for biofuels