Interdependence

• What is a habitat?

  A habitat is where an organism lives.
• What is a population?

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

  All populations of different species in a habitat.
• What are biotic factors?

  Living factors of the environment.
• What are abiotic factors?

  Non-living factors of the environment.
• What is an ecosystem?

  Interaction of a community of living organisms.
• What do organisms compete for?

  Different resources to survive.
• What do animals need to survive?

  Food, water, space, and territory.
• What do plants need to survive?

  Light, space, water, and minerals.
• Why do organisms compete with each other?

  Because resources are limited.
• What is interdependence in ecosystems?

  All species depend on other species in some way.
• How is interdependence shown in ecosystems?

  Through a food web showing feeding relationships.
• What happens if one species is affected in a food web?

  It affects all other species in the web.
• What happens to the grass population if the mouse population increases?

  More mice would eat grass, reducing its availability.
• What is the effect on the rabbit population if grass availability decreases?

  The rabbit population would decrease as a result.
• How would an increase in mouse population affect hawks?

  Hawks might increase due to more mice to eat.
• What happens to hawks if the rabbit population decreases?

  Hawk population might not increase much.