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Sixth Grade (Grade 6) Communities, Populations, and Ecosystems Questions

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Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
What is an ecosystem?
  1. something that affects a certain population
  2. all living and nonliving things in a particular area
  3. an increase in the Earth's temperature
  4. organisms that make their own food
Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
Place the categories in order from smallest to largest.
  1. biosphere, ecosystem, community, population, organism
  2. organism, population, community, ecosystem, biosphere
  3. biosphere, population, ecosystem, community, organism
  4. organism, community, ecosystem, population, biosphere
Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
Which are examples of a habitat?
  1. homes and neighborhoods
  2. plants and animals
  3. flora and fauna
Grade 6 Communities, Populations, and Ecosystems
What forces an ecosystem to change?
  1. disturbance
  2. interdependence
  3. adaptation
  4. succession
Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
What sphere includes all the living organisms on Earth?
  1. biosphere
  2. cryosphere
  3. geosphere
  4. hydrosphere
Grade 6 Communities, Populations, and Ecosystems
Why can introducing an exotic organism to an ecosystem be harmful?
  1. It might be a threatened species.
  2. It might die out.
  3. It might have no natural predators.
  4. It might mutate.
Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
What is carrying capacity?
  1. amount of biomass in a habitat
  2. amount of producers in a habitat
  3. number of organisms an area's resources can keep alive
  4. number of babies an organism can produce in a year
Grade 6 Communities, Populations, and Ecosystems
Grade 6 Communities, Populations, and Ecosystems
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