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35.1 Climate and the Biosphere

  • Solar radiation provides the energy that drives climate differences in the biosphere.
  • Global air circulation patterns and physical features produce the various patterns of temperature and rainfall about the globe.
  1. What four factors determine the distribution of biomes on the earth?
    Answer

  2. What are "lake effect" snows?
    Answer

Essential Study Partner
    Introduction
    Climate

Art Quiz
    Rain Shadow Effect

Animation Quizzes
    Four Seasons
    Global Air Circulation
    Rainshadow Effect

35.2 Terrestrial Communities

  • The earth's major terrestrial biomes are forests (broadleaf and coniferous), shrublands, grasslands (tropical savanna and temperate grasslands), tundra, and deserts.
  1. How does altitude affect the distribution of biomes?
    Answer

  2. What type of biome can be found where rainfall is greater than 25 cm and plants are adapted to high levels of grazing and occasional fire?
    Answer

  3. What are epiphytes and in what biome are they found?
    Answer

Essential Study Partner
    Land Biomes
    Tropical Forests
    Temperate Forests
    Rangelands

Art Quiz
    Latitude, Elevation, and Biome Distribution

35.3 Aquatic Communities

  • The earth's major aquatic biomes are of two types: freshwater and saltwater (usually marine).
  • Ocean currents also affect the climate and the weather over the continents.
  1. Why do spring and fall overturn occur in temperate lakes and how do these events influence the nutrient levels within the lake?
    Answer

  2. What part of the open ocean supports the most life and why?
    Answer

Essential Study Partner
    Aquatic Systems
    Wetlands

Art Quizzes
    Marine Ecosystems
    Thermal Stratification (Lakes)

Animation Quizzes
    Deoxygenation of Lakes
    El Niño Southern Oscillation

Case Studies
    Columbia River Tragedy
    Life Below the Sea: Part 2








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