Competition and Interdependence

• What should you be able to describe by the end of the video?

  Levels of organization in an ecosystem
• What does competition in an ecosystem refer to?

  Organisms vying for limited resources
• What is meant by interdependence in an ecosystem?

  Species relying on each other for survival
• What is the definition of a habitat?

  The environment where an organism lives
• What is the habitat of elephants mentioned in the video?

  The grasslands of Africa
• What is a population in ecological terms?

  Total number of same species in an area
• What is a community in an ecosystem?

  Populations of different species in a habitat
• What term describes the living part of the environment?

  Biotic
• What does the term abiotic refer to?

  The nonliving part of an environment
• What is an ecosystem?

  Both biotic and abiotic parts interacting
• Why do living organisms require materials from their surroundings?

  For survival and growth
• What resources do plants compete for?

  Light, space, water, and minerals
• What do animals compete for in their ecosystems?

  Food, water, mating partners, and territory
• What is interdependence among species?

  Species relying on each other for resources
• What do lions eat in their ecosystem?

  Animals such as zebras and gazelles
• How do zebras and gazelles obtain their food?

  By eating grass and shrubs
• What role do some living organisms play in providing shelter?

  They offer protection from environmental factors
• How do plants depend on animals?

  For pollination and seed dispersal
• What happens if a species disappears from a community?

  It can affect the entire community's balance
• What is a stable community?

  Populations of species remain fairly constant
• What does it mean for populations to be in balance?

  They coexist without overpopulation or extinction
• What abiotic resource is mentioned in the video?

  Water
• Where can you find questions on competition and interdependence?

  In the vision workbook linked above