Free Grade 7 Ontario science worksheets

Free printable Grade 7 Ontario science worksheets covering Interactions in the environment, Pure substances and mixtures, Heat, and Change over time. Mapped to the Ontario curriculum: Science and Technology (2022), including B2, C2, and E2. The sample mixes these topics. A single-topic sheet shows that topic's mapped expectation when one is recorded. Preview the questions, then print a Letter worksheet or open the full set in QuizPrint. Canadian English. Unofficial practice — not a ministry document.

Topics

Sample questions

10 questions from mixed topics. This public sample does not change when generators update. Ontario curriculum: Science and Technology (2022). This mixed sample does not use one code. Mapped expectations include B2, C2, and E2. A single-topic sheet prints its own code.

  1. 1.

    Why read labels before mixing cleaners?

    • Acleaners are never chemicals
    • Bmixtures of cleaners never react
    • Csome mixtures produce dangerous gases
    • Dlabels only list the colour of the bottle
  2. 2.

    In a food web, the arrows point...

    • Afrom the predator toward its prey
    • Bfrom the decomposers toward the sunlight
    • Cfrom the organism being eaten toward the one that eats it
    • Din whichever direction the animals travel
  3. 3.

    Two species of birds in the same forest nest in the same holes and eat the same insects. They are most likely...

    • Aforming a mutualistic partnership
    • Bcompeting for limited resources
    • Csharing one ecological niche with no effect
    • Dacting as decomposers together
  4. 4.

    Liam notices warm air rising above a 69°C heater while 21°C air sinks nearby. That movement is...

    • Aconvection
    • Bradiation through solid rock
    • Cconduction through solid metal only
    • Dcondensation
  5. 5.

    Emma feels warmth from a sunny window without touching the glass, after 2 minutes. That heat arrived mainly by...

    • Aconvection through a vacuum
    • Bevaporation from the glass
    • Cradiation
    • Dconduction through empty space
  6. 6.

    What is an adaptation?

    • Aa skill learned in one afternoon
    • Ba trait that helps a living thing survive in its environment
    • Ca change in the weather
    • Da fossil found in rock
  7. 7.

    Removing one species can affect others. This is...

    • ATrue
    • BFalse
    • CTrue only in deserts
    • DFalse in wetlands
  8. 8.

    What is a compound?

    • Aa blend of sand and water
    • Ba pure substance made of two or more elements bonded together
    • Ca substance made of one kind of atom
    • Da mixture you can separate by filtration
  9. 9.

    The fossil record shows that...

    • Arocks never contain signs of life
    • Blife on Earth has changed over a very long time
    • Cevery species alive today was alive at the start
    • Dfossils are still growing
  10. 10.

    A metal spoon sits in 58°C soup and the handle warms. Heat moved along the spoon by...

    • Aradiation through empty space inside the spoon
    • Bconduction
    • Cconvection through the metal
    • Dcold flowing from the handle into the soup

Science in other grades

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