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Grade 6 Science practice sheet

Ontario Curriculum · from Gradelings · Name: ______________________

  1. Question 1

    Which group of animals has feathers?

    • Reptiles
    • Amphibians
    • Birds
    Show answer

    Birds

    Hint: All birds have feathers, and most can fly.

  2. Question 2

    A tick feeds on a dog's blood and harms it. This relationship is called…

    • parasitism
    • mutualism
    • pollination
    Show answer

    parasitism

    Hint: One organism benefits and the other is harmed.

  3. Question 3

    Which action can slow the spread of invasive species?

    • Releasing pets in the wild
    • Moving firewood across the country
    • Cleaning boats and boots before moving to a new place
    Show answer

    Cleaning boats and boots before moving to a new place

    Hint: Seeds and small organisms hitch rides.

  4. Question 4

    Which is a safety rule when there is lightning?

    • Go inside a building or a hard-topped vehicle
    • Swim in the lake
    • Stand under a tall tree
    Show answer

    Go inside a building or a hard-topped vehicle

    Hint: Stay away from open spaces, tall objects and water.

  5. Question 5

    What is the function of the battery in a circuit?

    • To provide the energy that pushes current through the circuit
    • To make light only
    • To control which wire is used
    Show answer

    To provide the energy that pushes current through the circuit

    Hint: It's the energy source.

  6. Question 6

    What does a transformer help do on the power grid?

    • Store the electricity forever
    • Make the wires thicker
    • Change voltage so electricity can be sent safely and used
    Show answer

    Change voltage so electricity can be sent safely and used

    Hint: Power lines carry high voltage over long distances.

  7. Question 7

    Which adaptation helps a bird fly?

    • Hollow bones and feathers
    • Gills
    • Thick scales
    Show answer

    Hollow bones and feathers

    Hint: Light bodies and wing feathers help lift.

  8. Question 8

    Why do we always see the same side of the Moon?

    • Earth hides the other side
    • The Moon rotates once in the time it orbits Earth once
    • The Moon does not rotate at all
    Show answer

    The Moon rotates once in the time it orbits Earth once

    Hint: Its rotation and orbit match.

  9. Question 9

    Put these in order, starting with the one closest to the Sun.

    • Mars
    • Uranus
    • Neptune
    • Venus
    • Mercury
    Show answer

    Mercury → Venus → Mars → Uranus → Neptune

    Hint: Try: My Very Educated Mother Just Served Us Nachos (Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune). The asteroid belt lies between Mars and Jupiter.

  10. Question 10

    The International Space Station is used for…

    • farming fish
    • research in microgravity
    • holding the Olympics
    Show answer

    research in microgravity

    Hint: Scientists do experiments there.

Answer key

  1. 1. Birds (Sorting Living Things)
  2. 2. parasitism (Biodiversity)
  3. 3. Cleaning boats and boots before moving to a new place (Protecting Biodiversity)
  4. 4. Go inside a building or a hard-topped vehicle (Static Electricity)
  5. 5. To provide the energy that pushes current through the circuit (Circuits)
  6. 6. Change voltage so electricity can be sent safely and used (Making and Using Electricity)
  7. 7. Hollow bones and feathers (Flight)
  8. 8. The Moon rotates once in the time it orbits Earth once (Earth, Moon and Sun)
  9. 9. Mercury → Venus → Mars → Uranus → Neptune (Our Solar System)
  10. 10. research in microgravity (Gravity and Space Tech)

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