Outline for Chapter III
Change in the Biosphere

 

  1. The Changing Environment
    1. How old is the Earth?
    2. How long have humans existed?
    3. What is one of the main causes of rapid changes in the Earth?

     

  2. Changes in the Lithosphere

    3. A. What are tectonic plates?

    B. What can happen when the plates shift?

    C. What is weathering?

    D. What is erosion?

     

  3. Changes in the Hydrosphere
    1. What is an ice age?
    1. What happens after the ice age is over?
    2. What effects does this have on the shape of the Earth?
    1. What is El Nino?
    2. What effects does it have on climate and economics?

 

  1. Changes in the Atmosphere
    1. What drives the Earth’s seasonal changes?
    2. What was the early atmosphere like?
    3. What is the greenhouse effect?
    4. How have humans changed the Earth’s atmosphere?

 

  1. Needs of Organisms – explain the need for the following:

    2. A. Water

    B. Food and Energy

    1. What are nutrients?

    C. Living space

    1. What is a territory?

    D. Climate

    1. What is dormancy?

    2. What is hibernation?

     

  2. The Ecosystem
    1. What is an ecosystem?
    2. Define:
      1. species
      2. habitat
      3. geographical range
      4. population
      5. community
      6. biodiversity