Site MapHelpFeedbackeLearning
(See related pages)

ConceptsQuestionsMedia Resources
49.1 Climate and the biosphere
  • Solar radiation provides the energy that drives climate differences in the biosphere.
  • Global air circulation patterns and physical features help produce the various patterns of temperature and rainfall about the globe.
  1. What two factors influence the patterns of temperature and rainfall across the earth?
  2. What regions of the earth get the most rainfall?
  3. Why does more rain fall on the windward side of mountains?
  4. True or False: Oceans buffer temperatures near the shore.
Essential Study Partner Summaries of major points
  1. Global air and water circulations
  2. Air circulation
  3. Effects of topography
Art Quizzes Animations
49.2 Terrestrial communities
  • The Earth's major terrestrial biomes are forests (broad-leaf and coniferous), shrublands, grasslands (tropical savanna and temperate grasslands), tundra, and deserts.
  1. What determines the distribution of biomes?
  2. Why are no trees found on the tundra?
  3. Why are coniferous trees found in taiga?
  4. Trees that lose their leaves each year are called ________________.
  5. What is the richest terrestrial biome in terms of numbers and abundance of species?
  6. What sort of climate is associated with grasslands?
  7. What is the greatest adaptive problem for organisms living in deserts?
Essential Study Partner Summaries of major points
  1. The biosphere is divided...
  2. Tundra
  3. Coniferous forests
  4. Temperate deciduous forests
  5. Tropical forests
  6. Shrublands
  7. Grasslands
Art Review Art Quizzes
49.3 Aquatic Communities
  • The Earth's major aquatic biomes are of two types: fresh water and salt water (usually marine).
  • Ocean currents also affect the climate and the weather over the continents.
  1. What are the two classifications of aquatic communities?
  2. Nutrient poor lakes with low productivity are called _______________ and nutrient rich lakes with high productivity are called _________________.
  3. What are the microscopic, free-drifting, photosynthesizing organisms found in aquatic communities?
  4. What are estuaries?
  5. What is an oceanic upwelling?
  6. Where in a body of water is the benthic zone?
Essential Study Partner Summaries of major points
  1. Classifications
  2. Lakes
  3. Life zones
  4. Coastal communities
  5. Oceans
  6. Pelagic division
  7. Benthic division
  8. Coral reefs
Art Review Art Quizzes Animations

BiologyOnline Learning Center with Powerweb

Home > Chapter 49 > eLearning