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Cumulative Science Review 5th grade

  •  English    53     Public
    A little bit of everything
  •   Study   Slideshow
  • which statement supports the fact that some microorganisms are helpful?
    algae live in rivers, lakes, and oceans
    people use bacteria to make cheese
    many diseases are caused by viruses
    farmers spray crops with chemicals to prevent fungi growth
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  • which part converts electrical energy into another form?
    load
    wire
    switch
    battery
  •  25
  • how do you know that volcanos are constructive processes?
    plants and animals die from the eruption
    hot gases escape from volcanoes
    lava flows out and piles up
    the top of the volcano blows off during the eruption
  •  25
  • organisms sorted in producers, consumers, and decomp. are sorted by
    whether people eat them
    where they live
    how they get food
    whether they have a back bone
  •  25
  • why are electric cords coated with plastic?
    because plastic is cheap
    because plastic blocks the flow of electric current
    because plastic is flexible
    because plastic allows electric current to flow
  •  25
  • why are electric cords coated with plastic?
    because plastic allows electric current to flow
    because plastic is flexible
    because plastic is cheap
    because plastic blocks the flow of electric current
  •  25
  • why are electric cords coated with plastic?
    because plastic blocks the flow of electric current
    because plastic is cheap
    because plastic is flexible
    because plastic allows electric current to flow
  •  25
  • why are electric cords coated with plastic?
    because plastic allows electric current to flow
    because plastic blocks the flow of electric current
    because plastic is cheap
    because plastic is flexible
  •  25
  • which is not true?
    a plant cell cannot be seen without a microscope
    an animal cell cannot be seen without a microscope
    animal and plant cells have organelles
    the cell membrane of animal cells is thicker than plant cell
  •  25
  • what does a plant cell have that an animal cell does not?
    cytoplasm
    cell membrane
    cell wall
    chloroplast
  •  25
  • which is weathering
    a river carries sediment across a valley floor
    wind blows sand from dune to dune
    ocean waves dropping sand on a beach
    tree roots breaking rocks into smaller pieces
  •  25
  • which event causes a mountain to form over time?
    a river floods
    a river slows down at its mouth
    a glacier melts
    a volcano erupts
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  • what is true about levees?
    they allow deposition on floodplains
    they help control flooding along rivers
    they limit coastal flooding
    they prevent erosion of river banks
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  • support microorganisms are harmful
    bacteria and fungi are decomposers
    microorganisms live in soil, water, air
    algae release oxygen into the air as waste
    mosquitoes can transmit protozoa that cause malaria
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  • which is an acquired physical trait?
    striped fur
    loose tooth
    long claws
    brown eyes
  •  25
  • which is a conductor
    iron nail
    glass jar
    wooden log
    plastic cup
  •  25