Ecology

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					Ecology
                   Questions
   How were other animals affected by the
    disappearance of the gray wolf?

   How did the disappearance of the gray wolf
    affect the abiotic factors of the ecosystem?
           Ecology Introduction
   What is Ecology?

   What is an abiotic
    factor?

   What provides
    energy to most
    environments?
                          Intro to Ecology Clip
                    Ecology
   Ecology the study of the interactions of
    organisms with one another and with their
    physical environment.
           2 Parts of an Environment
1.    Biotic Factors
      describes living factors
      in the environment.

2.    Abiotic Factors
      describes the nonliving
      parts of an
      environment.
     Ex. Physical environment
      such as air, water,
      temperature, rocks etc.
    Populations and Communities
   Population a group of organisms of the same species
    that live in a geographical area.
   Community All the populations of species that live in
    the same habitat and interact with each other.
                 Ecosystem
   Ecosystem a community of organisms and their
    abiotic environment.
             What are the 3 roles (Niche)
              Organisms can play in a
                    Community?
  1.    Producer

  2.    Consumer

  3.    Decomposer



What role does the Squirrel Monkey
Play in the community?
                                     Manu Biosphere Preserve Clip
       Living things need Energy
   All living things need energy to survive.
                 Food Webs
   Food Webs a diagram that shows the feeding
    relationships between organisms in an
    ecosystem.
               Energy Pyramid
    Energy Pyramid Shows an ecosystems loss of
     energy, which results as energy passes through
     the ecosystems food chain.
Consumers
(Carnivore)


Consumers
(Herbivore)

Producers
View Galapagos and Sonoran Desert Clips

				
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posted:8/14/2012
language:English
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