ECOLOGY

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ECOLOGY
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What is ECOLOGY?

• The scientific study of interactions among
  organisms and between organisms and their
  environment, or surroundings

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Levels of Organization
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Biosphere

• Contains the combined portions of the planet in
  which all of life exists, including land, water,
  and air, or atmosphere

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Ecosystem

• One or more communities
• interacting
• with the environment

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Biome

• An area with distinct ABIOTIC factors and certain
  types of plants and animals

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What are ABIOTIC factors?

• Nonliving things in an ecosystem

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What ABIOTIC factors effect biomes?

• Precipitation
• Sunlight
• Temperature
• Soil Type

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Precipitation

• What role does precipitation play in determining
  what grows or lives there?

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Sunlight

• What is important about the sun?
• How can it affect what grows or lives in a
  specific part of the world?

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Temperature

• What is important about temperature?
• What role does it play in determining what grows
  or lives there?

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Soil Type

• What types of soils are there?
• Why is soil important and can it determine what
  grows or lives there?

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So, what are BIOTIC factors?

• The living parts of an ecosystem like plants and
  animals

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How many major BIOMES are there?

• 10

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Worlds Major Biomes

1. Tropical rain forest
2. Tropical dry forest
3. Tropical savanna
4. Temperate grassland
5. Desert
6. Temperate woodland shrubland
7. Temperate forest
8. Northwestern coniferous forest
9. Boreal forest
10. Tundra