Ecosystem

• What is a habitat?

  Where an organism lives
• What is a population?

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

  Population of different species living in a habitat
• What is an ecosystem?

  Interaction of the non-living and living parts of a community
• What is competition?

  When organisms compete for resources
• What do plants compete for?

  • Light
  • Space
  • Water
  • Mineral ions
• What do animals compete for?

  • Space
  • Food
  • Water
  • Mates
• What is interdependence?

  When individuals in an ecosystem rely on each other to survive
• What are abiotic factors?

  Non-living factors

  • Moisture levels
  • Light intensity
  • Temperature
  • CO2 Level
  • Wind intensity
  • Oxygen level
  • Soil pH/mineral content
• What are biotic factors?

  Living factors

  • New predators
  • Competition
  • Pathogens
  • Food
• What are structural adaptations?

  Features of an organism's body (shape, colour) to help it survive
• What are behavioural adaptations?

  The way an organism behaves to survive
• What are functional adaptations?

  Things that go on inside the organism to help survive
• What are extremophiles?

  Microorganisms that can survive in extreme environments, such as high temperatures, high pressures, or acidic conditions.
• What are food chains?

  Transfer of energy from one organism to another.
• How do food chains work?

  Producer --> Primary Consumer --> Secondary Consumer --> Tertiary Consumer
• What is biomass?

  The mass of a living material