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Revision Grade 7

  • Game Code: 1533793
  •  English    24     Public
    Revision for Checkpoint Stage 8
  •   Study   Slideshow
  • Which blood cell fights off pathogens?
    red blood cells
    white blood cells
    plasma
  •  15
  • What is the name of part A?
    nucleus
  •  15
  • What are the two particles that makes up part A?
    neutron and proton
  •  15
  • What is the charge of an electron?
    negative
  •  15
  • Look at the diagram showing a blood capillary carrying blood to and from an alveolus (air sac) in the lungs. Oxygen in the alveolus enters the blood. Name this process.
    diffusion
  •  15
  • Which food in the table contains most energy?
    Banana
  •  15
  • Which is an example of renewable energy?
    fossil fuel
    solar power
    vegetable oil
  •  15
  • Who made the correct prediction?
    Lily
    Mike
    Gabriella
  •  15
  • What gas is produced during respiration?
    carbon dioxide
  •  15
  • What do we call the protein in blood that carries oxygen?
    hemoglobin
  •  15
  • A solid that does not dissolve in a liquid is called
    insoluble
    concentrated
    solube
    saturated
  •  15
  • Give two examples of secondary consumer in this diagram?
    lizard, dragonfly, small bird, quoll
  •  15
  • Insects eat fruit. Farmers use a toxic substance to kill insects that eat the fruit on their fruit trees. Quolls are also killed by this toxic substance. Explain why.
    Because of bioaccumulation
  •  15
  • Which word describes using a model?
    conclusion
    analogy
    symbol
    precision
  •  15
  • What separation technique is shown?
    chromatography
  •  15
  • What do we call the force acting an object when they are equal in magnitude but in opposite directions?
    balanced force
  •  15
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