Ecology Vocabulary

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Ecology Vocabulary

• Unit 2

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Goals for today! (9/8/08)

• List various levels of organization.
• Explain the difference between a population and a
  community.
• 3. Tell what biotic factors are and what
  abiotic factors and give examples of each.

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Species

• A group of organisms that can breed and produce
  fertile offspring

4
Population

• Members of the same species that live in the same
  area

5
Community

• All the populations in an ecosystem

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Biotic factor

• Living factor in an ecosystem

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Abiotic factor

• Nonliving factor in an ecosystem

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Ecosystem

• All the living organisms in a particular
  location, together with their nonliving
  environment

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Biome

• A large area that has the same climate and
  communities

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Biosphere

• The region of the Earth that supports life

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Food Chain

• A diagram that shows feeding relationships and
  energy transfer

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Food Web

• A group of food chains that shows multiple
  feeding relationships

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Habitat

• The area where an organism lives

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Niche

• The role an organism plays in its environment

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Limiting Factor

• A factor that prevents the growth of a population

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Carrying capacity

• Number of organisms that an environment can
  support

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Ecology

• Study of relationships between organisms and
  their environment