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G4 Ch2 L1 Ecosystems Intro

  •  English    10     Public
    Week 7 McGraw-Hill Science for ESL students.
  •   Study   Slideshow
  • What is an ECOSYSTEM?
    It's a COMMUNITY living in an ENVIRONMENT.
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  • What's the difference between a POPULATION and a COMMUNITY?
    A population is one species, while a community is all the species living in an ecosystem.
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  • What are BIOTIC and ABIOTIC factors?
    Biotic factors are living organisms in an ecosystem (animals, plants, bacteria, etc.), while abiotic factors are nonliving parts (climate, geography, etc.).
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  • What kind of ecosystem is this? Name two biotic factors in it.
    It's a pond ecosystem. There are fish, frogs, algae, etc. in it.
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  • What would happen if all the bees in an ecosystem died off?
    Plants would not be able to reproduce. The whole community would suffer.
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  • Name five biotic factors in this ecosystem.
    Wow, you really know your stuff! / Sorry, we were looking for...
  •  15
  • Name two abiotic factors in this ecosystem.
    Wow, you really know your stuff! / Sorry, we were looking for...
  •  15
  • What is a habitat?
    It's a place where an animal or plant lives within an ecosystem.
  •  15
  • WHY does what happens to one population in an ecosystem AFFECT the rest of the community?
    All the organisms in an ecosystem RELY ON (are DEPENDENT ON) each other for survival.
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  • What does "BIO" mean?
    It means "LIFE".
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